1. (v) to vomit, barf, blow chunks, toss out last night's salsa
2. (v) a normal male's response after meatin' the skin taco or shakin' the tree
3. (n) the visible, often messy product of either the above actions
1) I just yucked in the barf bucket in the basement.
2) I pulled out and yucked all over the bed.
3) Get that yuck outta here, I'm tryin' to eat.