Top Definition
A person with a fat ass
That girl has a fluff butt
by desantism July 25, 2004
an extremely fat butt that is bigger than your body and cannot be fit through a door and will never be able to lose all the fat off your butt
friend: hey guess what?
person: what?
friend: Sabrina couldnt sit down because she had a big fluffbutt!
Person: OMG!! NO WAY!!!
by fluffykittycat1234 January 21, 2012

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.