A move performed by females around the world who are professional at sucking cock but if not performed correctly she will be slapped in the face
I asked this bitch for that Wombo combo two hand twisty wristy sucky sucky yum yum special and she said alright baby.
by The only pimp November 25, 2018
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A Yum Yum is a sexual act, of when two males stick their fingers in each others rectums & then proceed to sniff their own finger whilst masturbating
Rob: Come here Jonathan you minx, I'm going to give you a right naughty Yum Yum

Jonathan: I can't wait to smell my poo finger, whilst pulling my todger off
by Yum yum king May 7, 2022
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A yummy way to agree with something, or to acknowledge someone.
Josh: "can I bum a cig?"
Phil: "yum yum"
by PsychoWhiteHoe May 20, 2018
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When a guy jizz in your mouth and you pass round the cum equally between your fellow colleagues in the room so everyone has a bit of protein before the big night on the town
Patricia: shall we yum yum this jizz in my mouth

Justine: yes okay

Jeff: yes I'm hungry before the night out. Please save me a piece
by Sauly bee July 8, 2020
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When you invest in a company and some good news comes out about it, or you make a a lot of money from your position.
"Golden State Warriors is up 367%... yum yum!" - Chamath Palihapitiya (part-owner of Golden State Warriors)
by speakerr January 31, 2022
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