Definition of yuccas:
(n) :
Any of several evergreen plants of the genus Yucca, having long, pointed, and rigid leaves at the top of a woody stem, and bearing a large panicle of showy white blossoms.
(n) :
(now proscribed, obsolete) The yuca (cassava).
(n) :
An unincorporated community and census-designated place in Mohave County, Arizona, United States.
(n) :
Ellipsis of Yucca Mountain.