Definition from Wiktionary, the free dictionary
See also argonaut
Proper noun 
- (Greek mythology) One of the members of the Argo who sailed with Jason in search of the Golden Fleece.
- Any of several ships and submarines of the British and US navies.
- Team name for the Toronto, Ontario franchise of the Canadian Football League (CFL)
A member of the Argo who searched for the Golden Fleece