When your breath smells exactly like your ass.
Person A: Dude, you've got zactly's breath!
Person B: What's zactly's breath?
Person: It's when your breath smells exactly like your ass!
by Ms. Apprentice March 4, 2008
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Breath that smells or tastes exactaly like ones asshole. No verification required by me on the taste & smell. I'll take your word on it. If you think it does, I believe you.
He has zactly breath. Whats that? His breath smells exactly like his asshole.

by flingwings March 17, 2006
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