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Meaning of muckworm

muck•worm

Pronunciation: (muk'wûrm"), [key]
— n.
  1. (not in technical use) the larva of any of several insects, as the dung beetle, which lives in or beneath manure.
  2. a miser.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.