look up any word, like cleveland steamer:
 
1.
Someone who is silly and semi hilarous.
Dan smith is sort of a silly bo billy.
by mitchD December 04, 2003

Words related to silly bo billy

crazy funny hilarious loud obnoxious
 
2.
Acting loud, drunk and being idiotic
Bo Billy is a Silly Bo Billy, that fuck.
by Bobmski23 October 20, 2009