Wisenheimer 

A person who pretends to be wise or knowledgeable.

Ainsley: Kenneth thinks he knows everything! He's such a wisenheimer.
Morgan: Why do you hang out with him?

Wisenheimer by Babydoll75 April 2, 2019

wisenheimer 

Someone who makes smart aleck, sarcastic comments, often at inappropriate times and usually at someone else's expense.

"Don't smart off to your mother, you little wisenheimer."

wisenheimer by JDunning January 12, 2009

Wisenheimer 

Someone who thinks they are smarter than everyone else. Similar to know-it-all.

Jace is such a wisenheimer, don't invite him.

Wisenheimer by Sonny Boi January 12, 2016

wisenheimer 

Someone always making feeble wisecracks, who laughs at his/her own jokes and is generally deserving of severe and painful punishment.

That guy is up there thinking we are all listening to his puerile crap, such a wisenheimer.

wisenheimer by sevenhn February 17, 2006

Wisenheimer 

Someone who thinks he or she is smarter than everyone else.

hey bro your wrong again haha
stop being such a Wisenheimer

Wisenheimer by NAMEDEFINERPRO111 May 20, 2017

wisenheimer 

a wise ass, generally a nebbish male trying to get over with a humorous, but usually feeble attempt to make someone else the butt of the joke. Wisenhemiers are usually called out and decsribed as such.

youz a f'in wisenheimer and you're gonna end up wit yer dick in yer mouth.

wisenheimer by snappy's February 2, 2008

wisenheimer 

a person who acts in an irritatingly self-satisfied or arrogant fashion, typically by making clever remarks and displaying their knowledge.

His tendency to act like a wisenheimer during class discussions often annoyed his classmates and the teacher.

wisenheimer by Arminkshipper August 21, 2025