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molly1

[mol-ee]
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noun, plural mol·lies.
  1. any of certain livebearing freshwater fishes of the genus Mollienisia, popular in home aquariums.

Origin of molly1

shortened from New Latin Mollienisia, irregular named after Count F.N. Mollien (1758–1850); see -ia

molly2

[mol-ee]
noun, plural mol·lies.
  1. a type 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.

Origin of molly2

First recorded in 1955–60; formerly a trademark

Molly

[mol-ee]
noun
  1. a female given name, form of Mary or Milicent.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for molly

Contemporary Examples

Historical Examples

  • Matt Abrahamson's daughter Molly had had a baby who had died a month or so before.

  • And Molly Abrahamson used to warn him to keep out of her father's way.

  • I had to rap a second time before Molly Wemple appeared to let me in.

    In the Valley

    Harold Frederic

  • She broke the rich brown loaf in the middle, and divided a piece with Molly.

    Meadow Grass

    Alice Brown

  • Molly, who did not know what it was all about, had no need to know.

    Meadow Grass

    Alice Brown


British Dictionary definitions for molly

molly1

noun plural -lies
  1. any brightly coloured tropical or subtropical American freshwater cyprinodont fish of the genus Mollienisia

Word Origin

C19: from New Latin Mollienisia, from Comte F. N. Mollien (1758–1850), French statesman

molly2

noun plural -lies
  1. Irish informal an effeminate, weak, or cowardly boy or man

Word Origin

C18: perhaps from Molly, pet name for Mary
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for molly

n.

seabird, 1857, short for mollymawk, from Dutch mallemok, from mal "foolish" + mok "gull."

Molly

fem. proper name, a familiar form of Mary.

Online Etymology Dictionary, © 2010 Douglas Harper

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