1 definition by Sarahbrry

a word used to describe a person that is large enough to crush you and/or suffocate you. Used by people that know the word to describe people that do not know the word. Usually shouted as a warning across a bar.
"Bigup at 12:00!!! GET THE HELL OUT OF THERE"
by Sarahbrry August 14, 2005
Get the bigup mug.