1. A cooler way to say goodbye.

2. A phrase used in moments when there is nothing else to talk about, and there is no reason to hang around with whoever you are/were hanging out with any longer.

3. A douchier way of saying "peace out"

4. A great way to hang up the phone.

5. "Cool story, bro. lol, pce"
Dude: Yo, did you get those songs I asked for earlier?

Dumbass: Nah, that shit was wack, so I bought you Kidz Bop vol. 3 instead.

Dude: ...hasta la sayonara.

(Dumbass plays "Soak Up the Sun")

Dude: gtfo my house, man.
by kcoolerthanU March 12, 2010
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