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Sweaty Little Boy, an acronym created for insults in Phantasy Star Online (early 2001) and later popularized by rap superstar Robo Randy in his mega hit “Spank Paddles
"Hey Eros... I hear that guy likes SLBs."
by colin April 07, 2005
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Don't be such an SLB, lift with me!

Suiss never goes to the gym, she's an SLB.

I took a tiny dump today because I'm an SLB!
by Sean "The Big Shigs" F. Lawlor January 20, 2009
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