The mood someone is in when they have lingering diarrhea, which results in an irritation due to over wiping.
by darth duder May 7, 2011

A fart characterised by an extraordinary long low growl when releasing gas from the rectum. The name derives from the creators of such farts, grumpy old men. also because the fart seems to mimic the sound of a grumpy old man.
by Paul Merr November 5, 2018

by Needle maiden April 22, 2024

by mogerbitch2 January 12, 2020

The act of two individuals rubbing their buttholes together in a misguided attempt to achieve sexual pleasure. So named for the involuntary noises and facial expressions made by the participants during the act.
Person 1: Guys, I tried the Grumpy Troll last night.
Person 2: Seriously? Feel anything.
Person 1: Nothing. Literally, nothing.
Person 2: How hard did you try.
Person 1: Let me put it this way. I'm much grumpier today.
Person 2: Seriously? Feel anything.
Person 1: Nothing. Literally, nothing.
Person 2: How hard did you try.
Person 1: Let me put it this way. I'm much grumpier today.
by NoMoreButtRubs September 12, 2012

by BN_Bears March 20, 2025

To discover that your partner has doubled down in retaliation for a recent relationship slight of yours.
Johnny Depp missed Amber Heard's birthday party, so he had to wake up on the grumpy side of the bed.
by AQuokka April 20, 2022
