Parallel Piped

When a woman is getting piped in both holes.

Dude me and my bro just parallel piped our sister last night.

by EnglishGenius May 23, 2021

Parallel Dump

When two males or females simultaneously take a crap while in bathroom stalls next to each other. This may include a friendly conversation between said parallel dumpers.

"Hey dude, wait up- I have to take a shit"

"I'll just go with you- wanna parallel dump?"

by Whateverdude August 31, 2013