Top definition
A word which no one knows the f**k what the hell it means.
"Glueper gooble."
"One of mines called Grimblyboo."
"Grimblyboo is fine."
"Grimblyboo I'm coming for you."
"Shove it right up his grimblyboo."
"Shove a sheep right up your grimblyboo."
"No Grimblyboo."
"Not like this Grimblyboo."
"Please Grimblyboo."
"Grimblyboo."
"Stop saying Grimblyboo."
"Grimblyboo, I'm going to poo on you."
by Wiseman the Wise February 01, 2014
Get the mug
Get a Grimblyboo mug for your fish James.