I. ˌsüpə(r)ˈnakyələm adverb
Etymology: New Latin, from super nagulum, super naculum (participle translation of German auf den nagel, literally, on the nail), from Latin super over, on + New Latin nagulum, naculum nail, from German nagel fingernail, from Old High German nagal; from the practice of turning the emptied glass upside down on the thumbnail without emitting a drop — more at over , nail
: to the last drop — used chiefly in the phrase to drink supernaculum
II. noun
( -s )
: something and specifically an alcoholic beverage of superior quality
the most interesting California sherry, a supernaculum — S.P.Lucia