Top definition
—n. Someone who doesn't show up for something, such as a bachelor party.

—Origin:
2004; akin to Muthin Out, Streiffin out

—Synonyms
1. See Bachelor Party Bitch Out
2. Bitch Out

— Antonym
1. Punctual
2. Dependable
Is Andrew coming out tonight?

- Nah, he's Blazin Out.
by Shaved Ape Baby February 20, 2010
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