2 definitions by TsunaSawada

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
by TsunaSawada June 05, 2011
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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.
by TsunaSawada May 10, 2011
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