muttonium
From LSJ
οἱ βάρβαροι γὰρ ἄνδρας ἡγοῦνται μόνους τοὺς πλεῖστα δυναμένους καταφαγεῖν καὶ πιεῖν → for great feeders and heavy drinkers are alone esteemed as men by the barbarians
muttonium muttoni(i) N N :: penis; (rude)
muttōnium (muttūnium), s. mutonium.