by Rowfidy April 29, 2021
by Wolf murder November 19, 2023
by Megamoleys November 29, 2022
A name given to a person that expresses basic common knowledge about a subject, by a person that doesn't know shit about fuck on said subject.
Me: Hey Edgar, maybe you should just check to see if the outlet is blown before you start taking apart the DJ's mixing board.
Edgar: Oh dang man, that actually worked! Quit being such a know-it-all, you're making me look bad.
Edgar: Oh dang man, that actually worked! Quit being such a know-it-all, you're making me look bad.
by Methkateer December 22, 2023
A know it all is someone who thinks they know everything, and refuses to take anyone else's opinion into consideration because, naturally, they know it all. Also known as a Brian.
I have green eyes but my boyfriend Brian insists that I have hazel eyes. Clearly he is a know it all.
by Arniverna September 10, 2022
Someone who goes around thinking things are big and clever, and believe they know it all about everything, but don’t because their still things he / she don’t know about just yet.
by Urbantheturban July 08, 2019
Person typically has one button and it’s their way or nothing else. Don’t disagree with a know it all because if you do your entire day will change. They will quickly flip the script and could even lead to hate crimes, or even worse the “ K bye”
by Reneman April 27, 2018