Top definition
When the temperature outside drops below 18 degrees. See also jailbait.
Mack: Dude, I cannot BELIEVE I moved this far north. Yesterday it was 30 degrees outside.

Jack: Ha, wait until December. You're gonna need a new jacket, gloves and hat when it drops down to jailbait temperatures.
by President Warren G. Harding December 09, 2009
Get a jailbait temperatures mug for your bunkmate Riley.
Apr 28 Word of the Day
Literally everyone, ever. Including the writer of this definition.
by masokitsune January 17, 2019
Get a stupid people mug for your guy Günter.