Mcnatt

1)Drunk elusive Irishman who loves to fight when drinking.

You can tell that guy is a mcnatt he fucked up like 12 guys last night.

Mcnatt by sldbhdfsererlvn lerwitgnwefknl April 28, 2009

Mcnasty 

A rainbow six seige youtuber who is a box head and got views from his friend The Dooo being a virgin.

One sec mom Mcnasty is making racist jokes.

Mcnasty by Cosmxc69 August 13, 2020

McNasty Rhino

The sexual act of putting a dildo on your head like a rhino and sticking a McNasty through it and having your partner eat it while sucking the dildo.

Girlfriend: I had a McNasty with sexual pleasure last night. I had a McNasty Rhino!

McNasty Rhino by McNugget D June 26, 2014

Ronnie Mcnutt Livestream 

Ronnie Mcnutt filmed a live stream apparently talking to the phone about losing his job, four minutes into the video he grabs what seems to be a shotgun underneath his jaw and pulling the trigger, causing his head to split sideways, the livestream ended when the police came inside his house two minutes later to stop the recording.

guy 1: Bro did you watch the Ronnie Mcnutt livestream?
guy 2: Yeah, that sucks bro.

Ronnie Mcnutt Livestream by Albert Breitenberger December 9, 2021

Fatty McFatty 

*having too much flabby tissue
*corpulent
*obese: a fat person

When you want to draw your friends attention to Fatty McFatty's back fat; AKA cookie rack.

Fatty McFatty by wonkatonka October 18, 2010

Fatty McFatterson

A name givin to those who are so fat, they only exist in legends.

Joe Banana was trapped under a Fatty McFatterson's chin for 3 months.

Fatty McFatterson by Pubic Hair October 11, 2003

Mcatting 

To prepare oneself for the medical school admission test (the MCAT) by secluding oneself and studying a great deal.

Dude, I'm totally mcatting it up today

Mcatting by Pwnsyoda June 24, 2011