Top definition
The fat, ugly, or otherwise just plain nasty bitches in and around the desert town of Yucca Valley, CA. Generally a US Marine term because of the USMC Base in 29 Palms, CA (next city over.) May also be known as Desert Yetti, but not quite as popular.
Squad Leader: Ok, did anyone get in trouble this weekend

LCPL Smith: I don't think so, but Jones did get wasted and fuck a Yucca Monster this weekend, haha.
by LCPLQuick September 25, 2007
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