5 definitions by chumbawumba

A cool fluffy jacket, often a sherpa jacket. The word comes from the amalgamation of the words "Jacket" and "Sherpa".
"Man, I love this new jacket I picked up."
"Yeah, you're seriously getting jammy in the jerpy."
by chumbawumba January 16, 2022
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When you ejaculate on your hand and slap sombody high five.
"I just gave Rick a nasty palm sundae!"
by chumbawumba March 13, 2005
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When your bae is a weeaboo, but it's okay because you find it endearing.
" I think it's about time i come out of the fujoshi closet"
"ill support you all the way to tokyo and back, weeabae"
by chumbawumba March 31, 2016
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When an anime character mumbles there words, it is a shermajammy.
"I'm going to become *mumbles*" - Naruto Uzumaki

"That was such a shermajammy"
by chumbawumba February 17, 2016
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A penis that has a funky fresh vibe. A penis that leaves you with an impression that the owner is down to earth and enjoys good music.
Friend 1: You would have never guessed it, but after sleeping with him I can confirm one thing. He has a jammywang.
Friend 2: Oh that's awesome! I would have never expected that from him.
by chumbawumba January 15, 2022
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