To tell someone to go away, because that person was dwarfing you big-time.
Saints; Lynn, Vamoos! I have no time to listen to your drivel.
by Saints October 23, 2003
1 more definition
when someone takes a shit in the dorm showers after getting extremely drunk.
cleaning lady: someone must have vamooed in the showers last night!
by Frakalak February 02, 2005