10-4 is a way of saying “message received” in radio communications. It's also used as a way to “you got it.”
But unless you're familiar with the history of radio, the origins of 10-4—meaning “Message received” or “OK”—may not seem so obvious. As Dictionary.com reports, 10-4 is part of a collection of “ten-codes” developed by Illinois State Police communications director Charles Hopper in the late 1930s.
https://www.urbandictionary.com › ... 10-4. 10-4 means "OK," "understood," and "affirmative." Commonly known as CB radio lingo, originating from the. need for brevity in radio transmission.
If you did want to end the conversation, you would say, “10-4, out.” This means you understand what they said and you're getting off of the radio or leaving. You never actually say “over and out” if you're using a proper CB channel. You can totally use it casually, though!
Trucker 10 Code
10-1: Receiving Poorly. 10-2: Receiving well. 10-3: Stop transmitting. 10-4: Ok, message received.
10-8: In service. 10-9: Repeat Message. 10-10: Transmission completed, standing by. 10-11: Talking too rapidly. 10-12: Visitors present.
10-7 Out of Service, Leaving Air (you're going off the air) 10-8 In Service, subject to call (you're back on the air) 10-9 Repeat Message. 10-10 Transmission Completed, Standing By (you'll be listening)
"Rubber Duck" – The first vehicle in a convoy. "Rubbernecker" – Vehicles that further slow down or impede already congested traffic by rotating their heads 180 degrees to view the accident or traffic incident and not paying attention to the road ahead.
Ten-codes, especially "10-4" (meaning "understood") first reached public recognition in the mid- to late-1950s through the popular television series Highway Patrol, with Broderick Crawford. Crawford would reach into his patrol car to use the microphone to answer a call and precede his response with "10-4".
ten percenter in American English
noun. informal. an agent, esp. an actor's agent, whose fee is 10 percent of a client's salary.
The slang expression 420 originated in California in the 1970's when students would meet outside their school at 4:20 p.m. and smoke weed. In contemporary culture 420 refers to April 20 when at 4:20 p.m. pot smokers light up in celebration of marijuana use. Teenagers often use 420 as a replacement word for weed.
The term originates from the “10-12” police code, which means to standby or stay. What does it mean? 12 is slang for cops, police, or officers. It might be used in a secretive or berating manner.
10-10: Transmission Completed (Thanks for coming to my TedTalk). 10-11: Talking too rapidly (Take a breath and try again). 10-12: Visitors present (Stop talking about all the lot lizards from last night). 10-14: I am not a trucker and am saying 10 followed by a random number.
459 simply means "I Love You". It is the text code for the three golden words as 459 corresponds to each of the first letters in "I love you". Authored by: TN Viral Desk. Updated Apr 20, 2023 | 06:31 PM IST.
"Quit" is the most common definition for 21 on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok. 21. Definition: Quit.
42 – Yes, or OK. Four-letter word – Open; referring to weigh stations being open or closed. 4-wheeler – Any passenger vehicle; cars or pickups. Freight shaker – A Freightliner truck.
If you hear a truck driver say “10-20” on their CB radio, it's just another way to say “Your current location.”
“5-0” (pronounced five-oh) became a popular nickname after the television show Hawaii Five-O which aired from 1968 to 1980. “Five-o” referred to the Hawaiian police force in the show, based on Hawaii being the fiftieth state to join the union.
Five-O, an American slang term for law enforcement. Hawaii Five-O (1968 TV series), an American television police drama airing from 1968 to 1980.
Have you ever heard someone ask, “What's your 20?” The term refers to your location. It comes from “10–20” and is part of the Ten Code used by CB radioers, who borrowed and adapted it from the police and emergency services.
“Breaker breaker 1-9, anyone got a copy?” This is a trucker saying that is widely used commonly as a courtesy call for the truckers to get access to the CB radio Channel. The “1-9” refers to channel 19 on the CB radio, which is the most popular channel.
It is pronounced “breaker one nine” and equates to asking permission to speak on channel 19. Channel 19 is the “trucker channel” on the CB radio, and before you begin speaking on the the channel, it's customary to ask for other drivers who may be carrying on a conversation for a break.
They developed in the late 1930s when police squads began using two-way radio to communicate. One was 10-20, meaning “location.” Asking What's your 20? emerged as a way to seek another's whereabouts. It spread into CB radio in the late 1940s and into truck-driving culture in the 1970–80s.