Gruncle

When you have to take an extremely long and painful dump after eating alot.

Me: After this I'm going to take a nice gruncle.
Friend: So will i.

by The Diego Bleachers August 30, 2016

Gruncle

Great-Uncle or Granduncle

The brother of a grandparent.

This is your Gruncle John, your Granddad's brother!

by PetticoatLane October 18, 2019

Gruncle

An uncle who keeps on gregging.

Damnnnnnn my dads brother acts like suchhhhhh a greg. What a gruncle.

by jeebneeb November 6, 2020

Gruncle

The Cousin of another Cousin who ends up pregnant by that' cousins husbands son.

Aye yo, you heard your cousin Craig is having a baby with uncle Tonys daughter right? But ain't that her uncle? Yeah, so now it makes him a gruncle.

by MoreUrban January 11, 2023

Grunckle

A fart that burns a little to much for comfort (like a carpet burn)

I just had the WORST grunckle

by GrunckleMan January 27, 2024

Gruncle

dnig is gruncle

i love gruncle

by anonymous September 16, 2025