drop your trousers

drop (one's) trousers

To lower one's pants, typically in a public setting. I know you're drunk, but you can't drop your trousers out here!
See also: drop, trouser

drop your trousers

deliberately let your trousers fall down, especially in a public place.
See also: drop, trouser
References in periodicals archive ?
If you think you can give us a leg up then drop your trousers at Holy Trinity Church Hall on Sunday, March 11, between 2pm and 4.