A fork of Rural Dictionary
A fat gay cum slut that wears a stupid fucking hat.
"Oh man, we filled that fat fucking cum flump up last night""That Dave is such a cum flump, he leaks cum when he walks"
When you cum or your own or your partner's tummy. It's a portmanteau word created from cum and tummy.
Hi Jenny, how was last night with Dave? Oh it was great he gave me a cummy.When I was finished wanking last night I was left with a sticky cummy.