trespassing on someone else's man, usually by sassing the whore who snagged him first.
"That bitch just trasspassed all over my man...she's gonna get curb stomped if she doesn't back off."
by adventuretime April 12, 2010
When you slip it in the booty hole, and they weren't ready for it.
Sarah said no to anal. So Brad decided to trasspass and get it in anyways.
by DookieChute00 June 26, 2015