Top Definition
a fatass roommate that eats your food, leaves dirty dishes everywhere, uses all of your stuff and has none of their own, has loud sex with their ugly life partner at 4 in the morning, and in general is hugely obnoxious (or just plain huge)
I feel bad for Heidi, having to share a bathroom with that waddlepotamus Jamie.
by Zoobles February 22, 2009
5 Words related to waddlepotamus

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