1 definition by Josh Sabourin

A purely liquid and sometimes greasy diarrhea-like excretion. Usually uncontrallably released while farting.
Anonymous Soldier 1: Guys, I need to eat something before we go drinking, or else I'm gunna have to take a hydro dump at the end of the night.
Anonymous Soldier 2: Hurry up and grab that loaf of bread on the counter!
by Josh Sabourin May 20, 2007

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.