1 definition by gatewayuser

Acronym for:
1. Shut the freakin' loser up.
2. Stir that fruity lemonade.
Greg: Man, I just ate a huge meatloaf my mom made.
Victoria: That must be so good.
Eli: Stfl, everyone hates meatloaf.
by gatewayuser May 19, 2009
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