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90s Slang You Should Know


[mohl-der] /ˈmoʊl dər/
verb (used without object)
to turn to dust by natural decay; crumble; disintegrate; waste away:
a house that had been left to molder.
verb (used with object)
to cause to molder.
Also, especially British, moulder.
Origin of molder1
1525-35; obsolete mold to crumble (v. use of mold3) + -er6
Related forms
unmoldered; especially British, unmouldered, adjective
unmoldering; especially British, unmouldering, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for moulder
Historical Examples
  • "Then he must give up all idea of taking a wife," said moulder.

    Orley Farm Anthony Trollope
  • The flesh, clad with which he walked our earth, may moulder in the vaults beneath.

    New Italian sketches John Addington Symonds
  • "Well, just for a while of course he will," said Mrs. moulder.

    Orley Farm Anthony Trollope
  • Phidias the moulder had, as has before been said, undertaken to make the statue of Athena.

  • "I'll tell you what my idea of death is," said moulder, after a while.

    Orley Farm Anthony Trollope
  • There, then, was the place where he too was to lie and moulder in the dust.

    Over the Teacups Oliver Wendell Holmes, Sr.
  • We cannot estimate the worth of the pulpit as the moulder of the thought, the character and the destiny of the race.

  • "Much about the old tune, Mr. moulder," said the girl at the bar.

    Orley Farm Anthony Trollope
  • Then Mr. moulder fixed his eyes on Mr. Dockwrath, and stared at him very hard.

    Orley Farm Anthony Trollope
  • Now Mr. moulder was wrong in his law, as he himself was very well aware.

    Orley Farm Anthony Trollope
British Dictionary definitions for moulder


(often foll by away) to crumble or cause to crumble, as through decay
Word Origin
C16: verbal use of mould³


a person who moulds or makes moulds
(printing) one of the set of electrotypes used for making duplicates


verb, noun
the US spelling of moulder1
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
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Word Origin and History for moulder

see molder. Related: Mouldered; mouldering.



also moulder, "to crumble away," 1530s, probably frequentative of mold (n.3) "loose earth." Related: Moldered; moldering.


also moulder, mid-15c., "one who molds or forms," agent noun from mold (v.). From late 13c. as a surname.



also moulder, mid-15c., "one who molds or forms," agent noun from mold (v.). From late 13c. as a surname.

Online Etymology Dictionary, © 2010 Douglas Harper
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