A very hot and sexy girl. Tend to party a lot. Shelly's a nickname for amazing girls. Shelly's have nice and squishy butts. They have big boobs and a perfect body. She's an amazing smile.
Dang Shelly has a nice body.
by BRaNdiie December 30, 2016
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A wonderful person! Normally their best friends are referred to as Sheldon, Mama coco, and Shelydon! This a nick name to describe the most worderful of people (Maizy)
by 0K.B00MER December 7, 2019
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A living thing (preferably a sea animal), That dies too quickly
Mom? Shelly died again
Aw shit we needa get a new one.
by shellyhater123 November 18, 2021
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While wiping your butt you accidentally get poop on your hand in which you proceed to wipe off on the toilet paper roll leaving for all to find later.
Hey guys somebody just "shelly'd" stall 3, beware!!!
by bonequesha March 30, 2011
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A word defining that time of the month. Personifies extreme moods, and hyper random activity. Can be used as an adjective for both females and metrosexual men.

Also known as a synonym for foursomes,wild sexual activity and heavy alcohol usage.
Oh whats wrong with her ? Nothing, she is going through a Shelly.

I just had a shelly man, it was awesome !
by Mahuda December 14, 2010
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a horrible girl who isn’t fair to others around her, she treats her “friends” with disrespect and likes to control them, she feels as if she is on top of the world and no one can get in her way, she is not the type of person to be associated with, dont be like her
“i was having such a great day until i met Shelly”
“i hate being friends with Shelly because she tried to manipulate me”
by H.1234 July 29, 2019
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