definition of
barf

[1] #1 barf n. [vomit, vomitus, puke] the matter ejected in vomiting. wn

[2] #2 barf v. [vomit, vomit up, purge, cast, sick, cat, be sick, disgorge, regorge, retch, puke, spew, spue, chuck, upchuck, honk, regurgitate, throw up] eject the contents of the stomach through the mouth; "After drinking too much, the students vomited"; "He purged continuously"; "The patient regurgitated the food we gave him last night". wn