Verb: When a girl with saggy titties is without a bra.
You see that girl over there sandbaggin it?
She know her titties droopy, she know she sandbaggin
A sport in where you throw sandbags across lines. If you throw pass the 3 point line you lose and are banned from sandbaggin untill you steal the mask. There are also social functions included in the sport.
Person A : you coming sandbagging tonight man?
Person B : ya i hear mike from petro got his house back