It's both, but "10-4" (with a hyphen) is the formal, original way to write it for "message received" or "OK" in police/radio codes, while "10 4" (with a space) is common in casual use like CB radio or general conversation, meaning the same thing, thanks to truckers popularized in songs like "Convoy". Both convey acknowledgment, but the hyphenated version is technically correct for the "ten-code" system, notes Stanford University.
Ten-four (10-4) is an affirmative expression used in radio communications that translates to "message received," "you got it," or "OK." It is one of the ten-codes, which were created by Illinois State Police Communications Director Charles Hopper between 1937 and 1940.
Message received; OK; acknowledged
"10-4" is used to confirm that certain information has been received and will be taken into account. When the phrase is used, it is usually done so in a formal law enforcement or military setting and only among those who are familiar with the term.
In popular culture. Ten-codes, especially "10-4" (meaning "understood") first reached public recognition in the mid- to late-1950s through the television series Highway Patrol, with Broderick Crawford. Ten-codes were adapted for use by CB radio enthusiasts.
Meaning acknowledgment or okay, “10-4” comes from the 10 Codes list that emergency personnel use to communicate with each other, commonly done over the radio. Ten Codes are sets of numbers beginning with the number 10 and used — originally by police — as a form of shortened communication.
IIII was the earliest way to write 4
Commonly, Roman numerals are written this way: I, II, III, IV, V, VI, VII, VIII, IX, X, XI, XII and so on.
The phrase essentially means, “What is your location?” or “Identify your position,” but is a corrupted phrase from the original “10-20” used by law enforcement to verbally encode their radio transmissions so that non-police listeners would not easily discover police operations, as well as to communicate quicker and ...
42. Yes, or OK. Four-Letter Word. Nobody wants to stop at the weigh station- that is why "OPEN" is considered a four-letter word in the trucking industry.
7 Adam 19 is their call sign. 7: unit 7 or 7ths division. Adam: officers go by Adam, in swat they are david. 19 is their shop number for if they go missing to locate them.
But have you ever thought what it really means? The term has taken inspiration from CB radio slang, and it's just another way of saying “what's your location”? So, to all the truckers out there, what's your 20?
While still in some use, ten-codes, including 10-4, have been replaced by plain language in more and more police departments due to variation in what the codes mean. Truckers and other CB radio users still use 'em though.
The phrase "10-4 rubber ducky" is a combination of two references: * 10-4: This is a common CB radio code meaning "acknowledged" or "understood." It was popularized by the song "Convoy" by C.W. McCall. * Rubber ducky: This is a term used in trucker slang to refer to a rookie driver.
10-4 means “acknowledged” or “understood” a quick and efficient way for truck drivers to say they got the message without all the chatter that could clog the airwaves.
In the US military, it is common to reply to another's assertion with "Roger that", meaning: "I agree".
The number "4" stands for the specific code. When someone says "10-4" on a radio or during a conversation, they are essentially saying, "I understand" or "Message received." It is a way to quickly acknowledge that the information or instruction has been received and comprehended.
We pilots know the International Civil Aviation Organization (ICAO) officially defines the word "roger" to mean "I have received all of your transmission." “Roger that” dates back to US radio communication as early as 1941, based on then-use of the given name Roger in the US military phonetic alphabet for the word for ...
Why 12 Is Slang for the Police: Quick Overview. The origin of calling cops “12” is unclear, but many people believe it stems from police radio codes. The code “10-12” is used to inform officers to be discreet since civilians may be nearby, which was shortened to “12” over time.
10-1 Weak Signal. 10-2 Good Signal. 10-3 Stop Transmitting. 10-4 Affirmative.
The 26 code words are as follows (ICAO spellings): Alfa, Bravo, Charlie, Delta, Echo, Foxtrot, Golf, Hotel, India, Juliett, Kilo, Lima, Mike, November, Oscar, Papa, Quebec, Romeo, Sierra, Tango, Uniform, Victor, Whiskey, Xray, Yankee, and Zulu.
In texting, LLS most commonly means "Laughing Loudly," while the dove emoji (🕊️) signifies peace, love, or remembrance, often used for someone who has passed away or to express peaceful wishes; together, LLS 🕊️ usually means "Laughing Loudly" with a sweet, peaceful, or loving sentiment, like a gentle, happy vibe, though it can also be used ironically or to acknowledge someone's passing with love.
(text messaging, chiefly pager slang) always and forever 143 637 ― I love you always and forever.
“D-W-K” – Driving While Kissing | Blog | Dolman Law Group.