1 definition by Shaggy:o

When somebody is pissing, shitting, or has a boner and you push them off the toilet leaving them with a cold ass!
Josh was shitting and Shaggy tijuana bumrushed him, pushing him off toliet causing Josh to profusely shit all over his pants!
by Shaggy:o September 11, 2006
Get the tijuana bumrush mug.