To urinate as a verb or urine as a noun.
1.I'm going to the toilet for a mellow yellow
2.My carpet is ruined, it's covered in mellow yellow.
by Orchard Salami October 22, 2018
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MELLOW YELLOW
Something you drink when you want to hit HARD!!! Mellow yellow is a party drink when
you wanna have EXTRA FUN!🤩🤩
Person 1: Hey, can you pass the Mellow Yellow i wanna party up in here.
Person 2: YEAHHH BRO!!! IVE ALREADY HAD 10
by asa1221 April 17, 2019
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When you get kidnapped by a hippie then drugged, and for the finishing touch, you then become one with the waves by going through an initiation to turn into a hippie.
"Did you hear Sal? He got mellow yellowed last week."

"Yeah, so did Mary. Last time I saw her she yelled at someone to save the trees while smoking pot and shoving a dead squirrel into people's faces."
by Acidic1Vibes March 22, 2022
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After ejaculating into a pussy, lock your lips onto it and blow warm, moist air and a merry little tune will come out her asshole.
massive stud: i gave my girl the mellow bagpipe last night, couldn’t danced to the little jig
by rob mugaybe July 12, 2021
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MODERATOR FROM THE BU SERVER WHO GOT HIS LEVELS RESET RIP 😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭😭
Mellow#7799 is in the BU Server
by w1rnks lol March 4, 2021
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The greatest prettiest awesomest bestest bestie in the word who’s name is Tommy <3 <3 <3
Mellows bestie is mellows bestie and mellow loves his bestie and when mellow loves her bestie mellow is like “wow I love my bestie”.
by Spagetai June 26, 2021
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