1. silly billy - Noun
2. silly billy - Adjective
Silly Billy (plural Silly Billies)
An epithet used in mild teasing for a silly person, or one who has just done something of a foolish nature.
silly billy (plural silly billies)
Alternative spelling of Silly Billy
silly-billy (comparative more silly-billy, superlative most silly-billy)
(colloquial) silly (in a cute way)
silly-billy