1 definition by Lucas Everett

An expletive enunceated at an a member of the oppisistion to express total and complete ownership. Most commonly used in W.o.W., World of Warcraft 3, Halo, and Dota. is the same as saying: FUCK YOU UNDERSTAND!!!
Lonnie: I just owned your ass!!
Steve: You got lucky...
Lonnie: FUKUNDERSTAND
by Lucas Everett January 23, 2007
Get the fukunderstand mug.