A political or religious fanatic who rarely uses critical thinking when coming to any conclusion related to their own biases and belief systems. They regularly justify their behavior and beliefs without rational explanation while using slander, lies, manipulation, and other forms of subversive behavior against others who don’t think, believe, or act as they do.
The Koo-koo-moo’s showed up to the council meeting and disrupted the entire meeting by being loud, aggressive, and boisterous in an effort to get their own way.
by The Newtonian March 12, 2025
Get the Koo-koo-moomug. 
A big fat moo who peekas his big hole with mr nayhonick all day. He also like to scrap and want the smoke me bruv.
by Mr Ching ling March 13, 2020
Get the Mr moomug. by Confundidajr June 11, 2021
Get the Muy Moomug. Alex Jones went to the hindu temple where he saw hindus worshipping a cow. In an assholy fashion, he yelled from the top of his lungs "MOOOOOOOO". He was then kicked out of india forever.
by IllegalPoptart May 19, 2018
Get the MOOmug. by earth2mels February 14, 2023
Get the moomug. A flavour of gelati, that cannot be understood by the human taste buds, thus rendering it indescribable. Cheese-moo is neither a good nor bad taste.
by USCdude February 1, 2010
Get the Cheese-moomug.