when someone is being disgusting and nasty to other people
Kayla was chewing with her mouth open and she burped in your face,so I said, "YA LIL NASTY!!"
by Damaster GaMeR June 26, 2017
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Ya lil nasty is a phrase you say to someone when they are being shady or bitchy. If you say Ya lil nasty to a person they are either excluding you, talking shit about you or being an asshole.
friend 1: omg guys i have to tell u something!

friend 2: tell us!
you: omg what is it?!
friend 1: oh not u only (friend 2) sorry!
you: Ya lil nasty.
by cherrybombgirl May 28, 2018
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a stupid fuckbag who loves to eat queef (a vagina fart)
suck my imaginary balls ya lil nasty queef.
by bushybeater7 February 29, 2016
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