1. skull and bones - Noun
2. Skull and bones - Proper noun
skull and bones
Synonym of skull and crossbones (“emblem of pirates or toxicity”)
Skull and Bones
A secret society for students at Yale University in New Haven, Connecticut.
Treasury Secretary Brady didn't like the Fed either. He and the president were friends and had a lot in common-both were wealthy, Yale educated patricians and members of Skull and Bones. Alan Greenspan