1 definition by SiERRAAAAAAAAAAAAAA

Top Definition
STM
Stop Tailgating Me, a bumper sticker often found on vehicles of slow ass drivers. Seeing this bumper sticker makes you want to tailgate them even more than if they didn't have the sticker at all, basically it's superfluous.
Dude, that trucks got an STM sticker on it, let's tailgate 'em!
by SiERRAAAAAAAAAAAAAA February 02, 2008

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