Lewis Short
lībāmentum (noun N) : id.
* That which is poured out in offerings to the gods, a drinkoffering, libation (class.).
* Lit.: ut sacrificiorum libamenta serventur,Cic. Leg. 2, 12, 29: libamenta Veneri solvere,Just. 12, 10, 4: haec ego nascentes laetus bacchatus ad aras libamenta tuli,offerings,Stat. S. 3, 1, 163: dona magnifica, quasi libamenta praedarum,first-fruits,Cic. Rep. 2, 24, 44: haec est lex sacrificii et libamentorum,Vulg. Lev. 6, 14 (cf. libamen, I. A.).
* Trop.
* That which is tasted: varia illa libamenta,Sen. Ep. 84, 5.
* A trial, first attempt, a sample, specimen (post-class. and very rare): primitias quasdam et quasi libamenta ingenuarum artium dedimus, Gell. N. A. praef. § 13; id. 16, 8, 15.
Charlton T. Lewis, Charles Short, A Latin Dictionary