This term is used in tagger speech. Its is defined as: repping you name, to show that ur the bast tagger out here, and no one can stop you from doin what you do best.
hey man. Have you heard of that new game "getting up". i heard its about a new person thats into tagging, and hes tryin to show that heas the best.
in graffiti terms: getting your name (tag) up
i've seen 20 of his tags just today! damn, he's getting up!