Definitions by TsunaSawada

whatshisface 

Used when someone cannot remember the name of someone, the name of a town, basically a name of anything.

Dude: Who was it?
Friend: Whatshisface told you to remember the party on Friday

whatshisface by TsunaSawada November 22, 2011

Yun-Da 

A name that represents a person who has a vast knowledge of historical topics, and he/she generally had acquired that knowledge at a young age.

Me: Dude, that kid got a 100% on history finals!
Friend: He's such a Yun-Da.

Yun-Da by TsunaSawada June 4, 2011