Top Definition
Sister I Liked to Bone
" Tam's sister is a SILB "
by SILB_Boner November 28, 2005
sister I'd like to bone
Tam's sister is a SILB!
by Thinh Phan November 29, 2005
Such Is Life Bitches
"You're mad ugly!"
"So are you....ah well S.I.L.B
by keimi July 06, 2011
it's just like silbs you either know or you don't
Bae Bae is so silbs.
by 69.... March 10, 2016

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