When they try to catch me riding dirty.
dude1:("turning down the sound") Damn!!! stop smokin' dude, the cops gonna pull over!
dude2: be cool dude, I got $50 bucks...
1. the need for someone to stop doing what they're doing, take a chill pill, and just relax; usually directed towards someone who is about to be or already is completely wasted
2. when you're just about to become or already are "that guy" at the party
"You need to pull over man" (While said "man" is challenging everyone and their mother to a wrestling match, in the living room, drunk.)