From the U.S. to the world

Which are the 12 most used American terms worldwide? 12 strong contenders

American English has influenced global vocabulary for more than a century through movies, advertisements, literature, music, businesses, and technology. Some words that began as distinctly American expressions eventually became common almost everywhere, even in places where English is not an official language. From casual slang to everyday terms for housing, transportation, and anything you can think of, these 12 Americanisms have crossed oceans and cemented themselves into the daily speech of dozens of countries.

"OK" may be the most successful American word ever exported. It first appeared in print on March 23, 1839, in the Boston Morning Post, where editor Charles Gordon Green jokingly abbreviated "oll korrect," a humorous misspelling of "all correct."

The term exploded nationally during the 1840 U.S. presidential campaign of Martin Van Buren, nicknamed "Old Kinderhook" after Kinderhook, New York. Today, "OK" is used almost everywhere on Earth.

The word "teenager" became popular in the U.S. during the 1940s, especially through advertising and youth marketing. Earlier generations did not usually view adolescence as a separate social category the way modern culture does.

American magazines, fashion brands, and music companies helped spread the idea worldwide after World War II. Publications such as Seventeen magazine and Hollywood films helped establish the teenager as a distinct cultural identity across Europe and beyond.

"Movie" emerged in the U.S. around 1912 as a shortened version of "moving picture." Americans favored the informal nickname, while Britain and some other countries kept preferring "film" or "cinema."

Hollywood’s rise during the 20th century carried the term across the globe. By the 1930s and 1940s, millions of people worldwide were watching American "movies," and the word became internationally recognizable even in places where local terms still existed.

Americans popularized the word "elevator" for the vertical lift system invented in the 19th century. In Britain, the same machine became known as a "lift," but American terminology spread internationally through U.S. companies and skyscraper culture.

The word gained prominence after inventor Elisha Otis demonstrated a safe passenger elevator in New York City in 1854 at the Crystal Palace Exhibition. As American-style office towers spread worldwide during the 20th century, so did the "elevator."

The American word "cookie" comes from the Dutch word koekje, meaning "little cake." Dutch settlers brought the term to New Amsterdam, later renamed New York, during the 1600s. Over time, Americans adopted it as the standard word for sweet baked treats.

Britain traditionally used "biscuit," but American culture helped spread "cookie" globally through packaged snacks, television advertising, and brands like Oreo and Chips Ahoy! Today, both terms are recognized internationally, often with slightly different meanings.

"Apartment" became the dominant American term for a rented residential unit during the late 19th century as cities like New York and Chicago rapidly expanded upward with multi-family buildings.

British English traditionally favored "flat," but "apartment" spread internationally through American real-estate marketing, television, and films. Luxury developments worldwide now commonly advertise "apartments," even in countries where local words exist.

Americans shortened "gasoline" to simply "gas" in the early automotive era of the 1900s. The rise of Ford, General Motors, and America’s highway culture helped export the term globally alongside U.S. car culture.

While many countries still prefer "petrol," travelers almost anywhere understand "gas station." American road movies, music, and television helped cement the term in international vocabulary.

The American word "truck" replaced the older freight term during the industrial boom of the late 1800s and early 1900s. In Britain, the same vehicle is usually called a "lorry," but American English has spread widely through commerce and manufacturing.

As American trucking companies, military vehicles, and exports became globally visible after World War II, "truck" entered everyday speech in many countries. Today, international brands from Toyota to Mercedes often market "pickup trucks" using the American term.

Americans adopted "sidewalk" during the 18th and 19th centuries to describe paved pedestrian paths beside the streets. British English preferred "pavement," but U.S. urban terminology spread through engineering, mapping, and popular culture.

The term became especially associated with American city life in places like New York and Los Angeles. Jazz songs, movies, and Broadway culture helped introduce "sidewalk" to international audiences during the 20th century.

"Store" became the standard American word for a retail shop during the country’s commercial expansion in the 1800s. Britain traditionally favored "shop," but American business culture later spread "store" internationally.

Department stores such as Macy’s, founded in New York in 1858, and later chains like Walmart and Target helped popularize the term worldwide. Today, many countries use both "shop" and store, often interchangeably.

The U.S. popularized "vacation" as the standard word for leisure travel and time away from work. The term comes from the Latin vacatio, meaning freedom or exemption from duty, but gained especially strong impulse and use in the U.S. during the late 19th century.

British English prefers "holiday," yet "vacation" has spread globally through American tourism, airlines, and entertainment. Expressions like "summer vacation" became internationally familiar thanks to movies, television, and school-related American culture.

"Guy" originally referred to Guy Fawkes, the English conspirator involved in the failed Gunpowder Plot of 1605. In Britain, "guy" first described strange-looking figures burned during Bonfire Night celebrations.

Americans later transformed the word into an informal term for a man, and eventually for groups of people in general, as in "you guys." Hollywood films, television sitcoms, and everyday American speech helped spread this casual usage worldwide.

Letters with meaning

Think you know what "PIN" stands for? Let’s test that!

Image: Markus Winkler

You probably rattle off "PIN," "USB," or "Mrs." without hesitating, but do you actually know what those letters stand for? Some abbreviations come from Latin, some from long-lost measurements, and a few make absolutely no sense at first glance. So let’s dive into the interesting roots of 12 common abbreviations you’ve been using for years.

Image: Nick Hillier

Why "No." for "number" when there’s no "O" in the word? You can blame Latin on that one.

The abbreviation comes from numero, meaning "number," which was originally abbreviated as an "N" with a small "o" above it (Nº). That old symbol eventually morphed into the familiar No. we still use today.

Image: Graphic Node

The abbreviation "lb" actually comes from libra pondo, Latin for "a pound by weight." The pondo gave us the English word "pound," while the libra stuck around as "lb."

It’s also why the British pound symbol (£) looks like a fancy "L." How interesting is that?

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"Ounce" and "oz" don’t match up phonetically, but historically, they’re connected. The word comes from the Latin uncia, meaning one-twelfth of a Roman pound.

It passed through Italian as onza, which is how we ended up with the abbreviation oz. Now it makes a little more sense, don’t you think?

Image: Jon Tyson

Most of us know whether it’s morning or night without translating Latin, right? But there’s some history behind these time markers. A.M. stands for ante meridiem (before noon) and P.M. for post meridiem (after noon).

You’ve probably seen "post" in other words like "post-op" or "postwar"—now you know why it shows up in time too!

Image: Julian

"PIN" stands for "personal identification number"— so saying "PIN number" is technically redundant.

Scottish engineer James Goodfellow created the PIN system in 1966 when he patented an early cash machine. Now it’s second nature, and we don’t even think twice about typing it in.

Bonus fact: "ATM" stands for "automated teller machine," so saying "ATM machine" is also a redundancy.

Image: Brett Jordan

"CC" stands for "carbon copy," from the days when people used carbon paper to make duplicates of typed letters. You’d slip a sheet between two papers, type your note, and you had two copies.

The email version took off in the 1980s, and we’ve been CC-ing ever since.

"BCC"? That’s "blind carbon copy," meaning the recipient is hidden from others. How about that, huh?

Image: Lucian Alexe

"Universal Serial Bus" might sound like a fancy Greyhound line, but it’s actually the system that helps gadgets talk to each other.

In computer terms, a "bus" is a communication channel, like a digital highway. The USB was created in the mid-1990s to simplify connecting devices.

Image: Gülfer ERGİN

You’ve probably seen "et al." on academic papers or research articles. It’s short for et alia, Latin for "and others."

Only the "al" is abbreviated, which is why it gets the period. The word alia is also the root of "alias," a name used by someone else. But you already knew that one, didn’t you?

Image: João Ferrão

CV stands for curriculum vitae, Latin for "course of life." It’s a fancier version of a résumé and is often used in academia or overseas job applications.

The phrase popped up in the early 1900s and adds a bit of sobriety to your work history. Who said job hunting couldn’t be sophisticated?

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"MO" stands for modus operandi, Latin for "method of operating." Originally, it described the signature behavior of criminals, but these days it’s more broadly used to mean someone’s usual way of doing things.

If your uncle always steals the last slice of pie, that’s just his MO. Sneaky, but predictable, you know.

Image: Andrey Matveev

The SIM in your phone stands for "Subscriber Identity Module." It’s what tells the network who you are and lets you make calls, send texts, and use data.

First rolled out in 1991, SIM cards act like your phone’s ID badge—without one, your phone’s just a fancy calculator.

Image: Thomas AE

"Mrs." looks like it should rhyme with "mars," but we say it "missus." That’s because it originally stood for "mistress." Don’t worry— not the scandalous kind, just the lady of the house.

Over time, mistress took on new meanings, but the "R" stayed behind in the abbreviation. Go figure.