Senior Sprint
The period of time near the end of Senior Year when students are incentivized to reject usual social norms and hook up with one another regardless of consequences to reputation or social standing. A classic example of moral hazard.
"Hey Caroline, I know we haven't talked much since freshman year, but I always thought you were pretty cute. Would you like to bang me?"
"Whatever, why not. Senior sprint right?"
"Whatever, why not. Senior sprint right?"