1. in. to empty one’s stomach; to vomit. I think I’m going to barf!
2. n. vomit. Is that barf on your shoe?
3. in. [for a computer] to fail to function. My little computer barfs about once a day. Something is wrong.
4. and barfola (bɑrfˈolə) interj. dammit; Good grief! (Often Barfola!) Barfola! You’re out of your mind! When he said “Barf!” I felt wow, so vintage!