super know it all

individual who knows more than everything way beyond the norm.

the super know it all always has more answers than you actually need.

by anonymous July 24, 2023

Know-it-all

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.

by Methkateer December 22, 2023

Dummkopf Know-it-all

Someone who thinks they’re the king of the mighty hill and acts like they’re in the right all the time, when 90% of the time a quick Google search will prove them wrong.

Jeff said that Satanism is not the worship of Satan, making him a Dummkopf Know-it-all.

by Naterdave July 3, 2020

Governor So-Know-It-All

nickname from Congress for Dr. Sununu

Governor So-Know-It-All was a general contractor in NH.

by Coop Dupe December 1, 2022

Know it all

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 9, 2022