[li.ba.tion] n [L libation-, libatio, fr. libare to pour as an offering; akin to Gk leibein to pour] (14c) 1 a: an act of pouring a liquid as a sacrifice (as to a deity) b: a liquid (as wine) used in a libation
2. a: an act or instance of drinking often ceremoniously b: beverage; esp: a drink containing alcohol -- li.ba.tion.ary adj