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8.
a slang word, often used to replace "leave"

Derived from American Idol, as in Ryan Seacrest, as in 'Seacrest Out'. (what he says at the end of the show) Sometimes, but not necessarilly used by gaywads.
"Yo dude, I gotta crest"
"Aight, see ya later gaywad"
by T Unit October 13, 2005
 
9.
word signifying cool awesome tight and others of the such
yo that jacket is crest son naa mean now run that ish biatch
by Mz.Peaches December 23, 2004
 
10.
descriptive word, replace any word in the english language
i just crested that guy
crest that doobie over here
by Duff October 05, 2004