look up any word, like the eiffel tower:
 
1.
A distorted facial expression and term originating in the parlance of Millennials residing in the Western Hemisphere, north of the equator, to describe a state of confusion, disbelief, or surprise. The term was popularized by a Southeast Asian Entertainer and Youtube sensation, iiSuperwomanii, and her team of superheroes known as Team Super.
Lilly: "My uncle saw me grinding, so I'm gonna say SHEMURR!"
by Jai1ove August 07, 2012