Top Definition
Shannimal is the name given to the drummer of 30 seconds to mars, Shannon Leto. He is THE most kick-ass drumemr EVER and he is GAWGUSS <3
"Isn't Shannon Leto hot? But I really cant be bothered to keep saying his name..."

"Oh yeah, why dont you just call him Shannimal?"

by daviina30s May 21, 2010

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