bibberEtymologyFrom bib (“drink heartily”) + -er (agent noun suffix); see bib (“clothing to prevent spills from mouth”). Bib is from Middle English bibben. First attested in the 1530s.bibber means one given to drinking alcoholic beverages too freely; a tippler. Lexicurio rates it Sui generis — a strength score of 88 out of 100.nounOne given to drinking alcoholic beverages too freely; a tippler.