New and Used American Eagle RVs For Sale. Current American Eagle inventory - find local, new and used listings from private RV owners and dealers. American Coach American Eagle (79)
Definition of evolve for English Language Learners. : to change or develop slowly often into a better, more complex, or more advanced state : to develop by a process of evolution.
verb (used with object), evolved, evolving. 1. to develop gradually: to evolve a scheme. 2. to give off or emit, as odors or vapors. verb (used without object), evolved, evolving. 3. to come forth gradually into being; develop; undergo evolution: