a picture of two crossed bones under a skull. It was used in the past on ships belonging to pirates (=sailors that attacked and stole from other ships) and is now used for warning of danger, for example on a container that holds a harmful substance.
Synonyms and related words
Miscellaneous symbols
Britannia
service mark
signet
skull and crossbones
noun singular
US /ˌskʌl ən ˈkrɔsˌboʊnz/
DEFINITIONS1
1
a picture of two crossed bones under a skull. It was used in the past on ships belonging to pirates (=sailors that attacked and stole from other ships) and is now used for warning of danger, for example on a container that holds a harmful substance.