The shortened version of the word or name "Grumpy cat".
Emily was looking like Grumpy Cat so now we call her Grumps for short
a nickname for a person named something blabla
maddison : hey grumps !
grumps : hey hot gyel ;))
An exotic fart. Originates from the Rummel household.
That boy Kurt just busted a grump.
Someone who is always tired, sad, mad, boring, negative, and lazy
Wow, you turned into a real grump.
Specifically an old person farting because it sounds like someone making a grumpy noise. Can be used to describe any exertion of air from the anal cavity in a comical *making fun of* manner.
Did that old dude just walk by grump. Omg he did it smells terrible and he didn’t even flinch haha.