vomit

(noun) the matter ejected in vomiting. Synonyms: vomitus, puke, barf.

(noun) a medicine that induces nausea and vomiting. Synonyms: emetic, vomitive, nauseant.

(noun) the reflex act of ejecting the contents of the stomach through the mouth. Synonyms: vomiting, emesis, regurgitation, disgorgement, puking.

(verb) eject the contents of the stomach through the mouth. Synonyms: vomit up, purge, cast, sick, cat, be sick, disgorge, regorge, retch, puke, barf, spew, spue, chuck, upchuck, honk, regurgitate, throw up. Examples: "After drinking too much, the students vomited." "He purged continuously." "The patient regurgitated the food we gave him last night."