Sandbag boobs 

A girls who appears to have a decent looking rack, but when she takes off her top they're actually droopy, shapeless, flacid and feel like bags of sand.

That chick had total sandbag boobs man, I made her put her top back on.

She had sandbag boobs, I totally lost my horn.

Don't go there man, she's got sandbag boobs.

Sandbag boobs by Pablo Smashitini October 21, 2009

Sandbag titties 

Large amorphous breasts that may look nice in a bra or swimsuit, but when external definition is removed they become saggy.

person A - "man look at the tits on that girl"
person B - "no way man, those are some sandbag titties"

Sandbag titties by wannagetknockedup? October 27, 2011

sandbag that 

used to tell someone to stop doing something, often when someone is being persistently annoying about something.

jeffrey kept poking me, and I exclaimed, "sandbag that!"

sandbag that by partybeans May 6, 2007

sandbag operation 

Noun: The act of cancelling an arrangement.

See also, verb: sandbag

"I thought you were going to the theatre with Ella."

"No, I launched a sandbag operation on her."

sandbag operation by WordlyWest October 2, 2009

Sandbag Surprise 

The act of doing a female doggy style and after you have finished you surprise her by grabbing a sandbag and dropping it on the back of her head to knock her out while yelling "Sandbag Surprise".

Dude did you hear about Veronica? I guess she just got out of the hospital, some doushebag gave her a Sandbag Surprise.

Sandbag Surprise by i have done this before =] January 15, 2010

sandbag your shit

When making a levy and running out of sand to fill the bags you then use human feces because your dumb ass is too stupid to vacate new orleans even in the impending devastation of a hurricane named katrina your spade ass was warned in advance was going to fuck you up and you and the rest of the jiggaboos ended up in the superdome cause shit in retrospect makes bad sand bags...dance monkeys dance flig your monkey turds

Yo Sheniquah sandbag your shit with lemonjello cause you dont know how weather works.

sandbag your shit by Heather hammered February 1, 2018

florida sandbag 

When a male rubs his balls in sand getting his sack all sandy. Then inserts his ball sack completely inside of the females vagina

Jack gates Florida sandbagged his mom

florida sandbag by T1Nman123 October 10, 2013