To place your penis inside your partner's nostril and ejaculate.
I gave this chick a Dirty O'Neil in bed last night.
by DON Fan May 18, 2003
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Manager of the Kansas City Monarchs baseball team.

A man who defined class, honor and integrity in a world that is often vacuous and unfair to great men

Buck O'Neill had the kind of character that would have made him an excellent choice to be the first black President of the United States.
by Assex 776 October 3, 2007
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To block and/or avoid all contact with a person
I'm pretty sure I'll be Katie O'Neilled by Jessica because she finds me irritating.
by Kink E. Sizemore July 6, 2010
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1. Canadian singer
2. Winner of Canadian Idol 3
3. CD of singer is self-titled
4. Has songs including Speechless, Let It Go, Alive and Forget About It
Melissa O'Neil is so amazing live, especially when she does Speechless.
by Michael Santi June 11, 2006
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1600 ton man is a great example of gregory o'neill
by cussers44 January 28, 2014
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A bad-ass old man who fucks young girls while wearing a fedora and one black leather glove. At the end of hours of passionate copulation, he lights an expensive cigar, downs a bottle of jose cuervo, changes your name and is never seen again.
Uni: "Did you hear about Derek's hot sister?"
Jon: " Yeah, apparently she met a Terry O'Neill at a bar last night and is now joining a convent."
by Thegarageband July 28, 2009
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The select type of Sex Worker who would cater to Congressman Madison Cawthorn's aforementioned "sexual get-togethers" with Republican Congress-people such as Kentucky Senator, Russian puppet, and alleged human-reptile hybrid Mitch McConnell.

In other words, a women willing to get her rocks off bumping nasties with Turtles.
Congressman 1: "Hey, I just invited Madison Cawthorn over for a sexual gathering"
Congressman 2: "Dope, he's fit as!"
Congressman 1: "Bad news is, McConnell's already heard, and wants to wet his beak."
Congressman 2: "FUCK! Where are we supposed to find an April O'Neil with this short of notice?"
by gargaM0NK April 2, 2022
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