Quaff has 5 different meanings across 2 categories:
Noun · Verb
a hearty draft
The act of quaffing; a deep draught.
Misspelling of coif.
to swallow hurriedly or greedily or in one draught
"The men gulped down their beers"
To drink or imbibe with vigour or relish; to drink copiously; to swallow in large draughts.
The origin of "quaff" is uncertain, but it may come from Old Irish words meaning "cup" or "bowl." The noun form was later created from this verb.