pee in one's pants

pee in one's pants (third-person singular simple present pees in one's pants, present participle peeing in one's pants, simple past and past participle peed in one's pants)

1. (informal, literally) To wet oneself; to urinate in one's clothes while wearing them.
2. (informal, idiomatic) To laugh uncontrollably.
3. (informal, idiomatic) To be extremely frightened.

• pee one's pants