A fork of Rural Dictionary
An area where you might pass out. If you go all out, that is.
If you go all out you might pass out in a drainpipe - Brendon Urie
An act of sexual intercourse where a drainpipe (receiver) lodges a funnel-like object into their anus, allowing for one or 7 givers to ejaculate into the receiver.
"That dude is definitely guilty of committing drainpipe." - Toasty