fenski 

From Greek Word "Fenskos".

1. a person who will destroy the humor in any funny situation with unintelligence.

2. someone who brags thier IQ is higher than 120, but in reality, lies between 50 and 60.

3. a joke that is so unfunny, you laugh out of pity.

stop being such a fenski
you sound like the biggest fenski

fenski by michaeldoyle September 16, 2006

Finski 

Five dollar bill

See what a finski can do to a person's attitude? He's going to treat it like a beautiful woman
Source: Ferris Bueller's Day Off

Finski by smithword November 10, 2014

fensti 

The fattest thing in the universe. Consists of all matter known to living things. Weighs more than any object in the history of time.

Wow, fensti just squished everyone!

fensti by StealthCat March 22, 2008

fenking

To pretentiously thank someone

I dont think he is really grateful, i believe he is only fenking me.

fenking by Chuks001 May 23, 2018

Master fensei 

One who has mastered the art of finessin. This includes sneaking into music festivals, gettin bitches, stacking mad cheese, etc.

joe always be finessin, therefore one day he will own the title master fensei (fen-say)

Master fensei by Master Fensei November 15, 2016

Finski 

A five dollar bill.

Finski by Anonymous August 28, 2003

fensive 

either offensive or defensive

People get very fensive about this topic.

fensive by MovGP0 May 29, 2018