plural of skull and crossbones

plural of hot-skull

plural of sugar skull

plural of pseudo-skull

plural of cloverleaf skull

plural of skull-and-crossbones (alternative form of skulls and crossbones)

Alternative spelling of skullcap

A depiction of a human skull and two crossed femurs (thighbones), a symbol of death traditionally used on the Jolly Roger pirate flag, but now as a warning of toxicity or other dangers.

(obsolete) a hot-head

(vulgar, slang) To actively sexually penetrate someone's mouth; to have vigorous oral sex. / (vulgar, slang) To sexually penetrate someone's eye socket.