2 definitions by LAKottke
When you're about to say "Son of a bitch" but stop yourself halfway through to say something else, usually another instance of swearing, or get interrupted.
Person one: Son of a-
Person two: What? Gone mute?
Person one: Ya know what? Fuck off richard!
Person one: Son of a-
Person two: What? Gone mute?
Person one: Ya know what? Fuck off richard!
by LAKottke October 21, 2021
Billy was derping out when he thought his lunchbox was his textbook.
John derped out after getting dizzy.
Matt's derping out!
Bob derped out!
John derped out after getting dizzy.
Matt's derping out!
Bob derped out!
by LAKottke June 10, 2020