A Grouper is an enormous women usually weighing at least 200+ pounds. A Grouper usually smells like a run down cheese factory due to the obscene amount of calories shovelled into their gullet.
A Grouper is an absolute menace to anything even remotely heathy. They can often be found having a field day at the buffet table.

Abbreviation for:

I DON’T GIVE A FUCK WHAT THE CDC SAYS YOU BE WEARING YOUR MASK

A person who changes gender or sexual orientation later in life much like the way that a grouper can change sexes after maturity but never in a hot coed porno kind of way.

An ugly girl with a big mouth who tends immerse herself in group settings.

Slang for a party involving lots of taboo and group sex.

a grouper is one worse than a minger - a bare ugly person. Named after the grouper fish.

A moocher, a leach, a bottom feeding fish. Someone who tags along to parties they aren't invited to. Claims to be friends with people he/she has only met once. Likes all posts on social media by people considered popular.