1 definition by kendaninjabinja

Top Definition
An incurable disease, at least until the introduction of Duck Sauce's "Barbra Streisand" with a combination of yelling "Unf Unf Unf" between two mirrors.
Kindoflike Bloody Mary three times, but this one actually works. 50% of the time.

It is known to afflict a certain Jason Liu's face constantly (See "Jason Liu" for more information)

Commonly associated with "Herp"
DocMo: "Hi what's your name?"
Jason: "Derp"
DocMo: "Barbra Streisand"
Kenja: "UNFUNFUNF"
#jason #derp #herp herpderp #unfunfunf #docmo
by kendaninjabinja May 02, 2011
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