The short-lived, Monday-morning illness that overcomes millennials after a long, holiday weekend.
Lauren is feeling millenni-ill this morning. She claims she needed a little more sleep, and would try to come later when she feels better.
by JLaCarter November 26, 2018
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- Russian Rapper. Full name is "Mitchard."
www.illmitch.com

Also, his board is fast and danger
"I'm Ill Mitch, now listen to me recording, when I'm on street I'm always street boarding..."
by ill mitch fan September 23, 2005
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Ill Bill is an American emcee and record producer from Brooklyn, New York. Having gained notoriety in the underground hip hop group Non Phixion, Ill Bill is known for his politically-themed lyrics and as the producer, founder and CEO of Uncle Howie Records. His younger brother Necro is also an emcee and producer. Bill was the main voice behind the now disbanded Non Phixion, and is currently a member of La Coka Nostra. Considered by many to be one of the best lyricists in the world of hip hop, Bill has enjoyed huge success independent of the major label system. In 2010 he continues to tour the globe and release music at a prolific pace to satiate a huge and dedicated international fan base.
"I had a blast at the Ill Bill concert in Oslo last night"
by HowieTee February 4, 2010
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An expression describing a person or a body of individuals or a philosophy that is seriously mentally deranged.
There’s no doubt about it, the Senate has unequivocally demonstrated that it is ill to the bone.
by Dr Bunnygirl November 29, 2019
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(N) The dopest of the dopest, usually a stoner. An Ill cat is THE man and who is a bro beyond belief. He's chill, usually high, but mostly a super cool dude. He also usually has a pretty sick name like Marcus.
Dude did you hear what Marcus did last night?

Ya man, he's a fuckin ill cat.
by bligadaga May 15, 2011
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A slang term usually used to describe how amazingly misaligned ones teeth are, but can also refer to a smashed set of teeth from the aftermath of a facial beating. Often used as a "ghetto" term but can also be used by white teenagers who think its pretty hilarious.
Clark: You got some ill jibbs there Derek, you should prolly get some braces or somethin.

or

Rob: Dude Pete just got punched repeatedly in the face until he agreed to sing "See You Again" by Miley Cyrus in front of the entire class.

Bob: I bet he has some ill jibbs after that beating!
by Guy Brown2 August 4, 2010
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When something is not wise or prudent.
“I met this girl on the internet she said come chill around her way tonight.”
In the hood? No that’s ill advised Slim, ill advised”
by Nadidoug October 22, 2017
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