A person who likes to spread butter in their butthole, dump on bread and eat it. Also refers to someone who has a monotone voice and uses animal sounds to express themselves.
Look at that crazy Grombu.
Eat my shit its Grombu has joined the channel.
by anonobono November 17, 2007
Get the grombu mug.
A really bad Smash Bros player who doesn't play online like the cool kids. (rip)
Grombus is a bad person
by ufijvifuhbfibd December 21, 2019
Get the Grombus mug.