The phenomenon occurring when a piss is so pleasurable that simultaneous ejaculation occurs; the creamy yellow combination of semen and urine is the 'banana milkshake'.
"Bro, I needed to slash so bad that when I did I made a banana milkshake".
by SweatyBear January 27, 2016
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When your partner pisses in your pussy after creaming in it. For extra points you can stick your tongue in their pussy and wiggle it around like a blender.
Have you ever had a banana milk shake?

Omg I thought you’d never ask, last night Alvin gave me the greatest banana milkshake of my entire life time
Oh... I meant like the ice cream drink...
by Fatbananamilkshakewoman November 11, 2020
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When a female has sex with 4 boys in one day.
I’ve shagged 4 boys today”

“Oh, so you’ve had a Tipton milkshake
by Tiptonpoker April 26, 2023
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When a flaccid penis achieves orgasm through aggressive shaking.
“ I woke up out of a dead sleep ... next thing I knew, I was milkshaking all over myself... “
by dikwagon March 14, 2020
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When you cum inside but dont pull out then keep going and the juices mix into a foam.
Tom: Bro I didn't even tell you about last night.
Jay: What happened?
Tom: I was milkshaking the fuck outta her.
Jay: *vomits*
by GrandpaBlues March 3, 2020
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A wish of certain death in which a individual(s) go get a milk shake, and then go to a new milk shake stand in rapid succession. This is repeated X10 and each milk shake must be entirely consumed before the next milkshake is consumed.
That milkshake marathon took forever and made me so sick.
by SevericK BooM June 27, 2017
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After getting a boobjob a man ejaculates on to the bare breasts of the woman, next the man slaps the woman's cum drenched boobs making them jiggle or "shake" with the milky cum all over them.
Tula slapped Marcus after he gave her a frosty milkshake.
by DannyTheScoob April 11, 2017
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