An act of immense stupidity, usually with comedic motivations, preformed by a person named Nathan or Nathaniel.
Person 1: Are you confused?
Person 2: What?
Person 1: No, are you confused?
Person 2: No
Person 1: Listen to me, are you confused?
Person 2: Jesus christ, are you having another Nathanism?
Person 2: What?
Person 1: No, are you confused?
Person 2: No
Person 1: Listen to me, are you confused?
Person 2: Jesus christ, are you having another Nathanism?
by BritishFemboy_123 July 28, 2022
Get the Nathanismmug. by anonymous November 26, 2021
Get the Nathanmug. by Bennythehandyman October 23, 2023
Get the Smuel Ben Nathanmug. by slapcountdown February 13, 2014
Get the Nathan and Dannymug. literally is super gay but tries to hide it by hanging out with the popular kids and he stares everywhere with his big giant eyes
by poopyyouyes September 17, 2021
Get the Nathanmug. 
