Definitions by HellerKeller69

NSS

A kind of sleepover that involves a girl that just wants to cuddle and a guy with an uncomfortable boner all night long.

Polsy and Heller had an NSS last night?

Did they ... ya know?

No, dude it was a NSS. Non sexual sleepover.

Oh, thats gay.

Exactly!

NSS by HellerKeller69 April 5, 2010