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1.
A racial term for a person of Korean descent.
A: Look it's Hyun.
B: That Yellow Devil.
by Akillies May 29, 2007
 
2.
A derogatory term for the pokemon, Pikachu.
Oh look! It's pikachu! ^.^
-Grrr. that yellow devil!! -.-
by cptaizen June 05, 2010