/ Dictionary / Index M molly: Meaning and Definition of Find definitions for: mol•ly Pronunciation: (mol'ē), [key] — pl. -lies. any of certain livebearing freshwater fishes of the genus Mollienisia, popular in home aquariums. Mol•ly Pronunciation: (mol'ē), [key] — pl. -lies. a brand of expansion bolt having a split, sleevelike sheath threaded at one end so that when inserted snugly into masonry the turning of the bolt draws the ends of the sheath together, thus spreading the sides. Mol•ly Pronunciation: (mol'ē), [key] — n. a female given name, form ofor Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: molly (Thesaurus) Mollweide projection mollycoddle Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language