Mona \Mo"na\, n. [CF. Sp. & Pg. mona, fem. of mono a monkey, ape.] (Zo["o]l.) A small, handsome, long-tailed West American monkey ({Cercopithecus mona}). The body is dark olive, with a spot of white on the haunches.
Mona n : an island northwest of Wales [syn: {Anglesey}, {Anglesey Island}, {Anglesea}, {Anglesea Island}]