LIBATION
libation
(noun) the act of pouring a liquid offering (especially wine) as a religious ceremony
libation
(noun) a serving (of wine) poured out in honor of a deity
libation
(noun) (facetious) a serving of an alcoholic beverage
Source: WordNet® 3.1
Etymology
Noun
libation (countable and uncountable, plural libations)
The act of pouring a liquid, most often wine, in sacrifice on the ground, on a ritual object, or on a victim, in honor of some deity.
Synonyms: tip, tipping
The wine or liquid thus poured out.
(often humorous) A beverage, especially an alcoholic one.
Synonym: Thesaurus:alcoholic beverage
Source: Wiktionary
Li*ba"tion, n. Etym: [L. libatio, fr. libare to take a little from
anything, to taste, to pour out as an offering: cf. F. libation.]
Definition: The act of pouring a liquid or liquor, usually wine, either on
the ground or on a victim in sacrifice, in honor of some deity; also,
the wine or liquid thus poured out. Dryden.
A heathen sacrifice or libation to the earth. Bacon.
Source: Webster’s Unabridged Dictionary 1913 Edition