Each code starts with the number ten, followed by a second number that means something specific. Examples include: 10-0: Use ...

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. Two-way car radios had just ...

For instance, while everyone may understand what 10-4 means, chances are most people don't know the code for someone with a gun (10-32). "There are just certain times when you want to use a little ...

Anyone who has ever seen a good crime drama knows what "10-4" means. Soon though, the 10-code, universal for "all is OK or understood," will simply fade away in favor of plain language that could ...

You know, when “10-4” means, “OK, I understood your message.” Some departments use up to 100 codes — so it can be complex. The change was prompted in part by the police response to ...

In 1977, a little movie called "Smokey and the Bandit" burst on the scene that not only made a star out of Pontiac's Trans Am, but made liberal use of truck driver slang and the 10-Codes they use ...