Flood in the basement

To urinate into one's rectum during anal sex.

I wanna give her a flood in the basement.

by PP December 3, 2003

flooded basement

same as the leaky roof except the recipient gags on the semen drops and vomits.

Jason got a flooded basement from David.

by John Y September 10, 2003

Flood the basement

When you pee you pants while standing and it fills up your shoes.

Typically I wear Tevas when I pee my pants, but today I wore my Chucks and had to flood the basement.

by A Wet Raccoon March 27, 2021