from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A protective covering, usually of organic matter such as leaves, straw, or peat, placed around plants to prevent the evaporation of moisture, the freezing of roots, and the growth of weeds.
  • transitive v. To cover or surround with mulch.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Shredded vegetable (or occasionally mineral) matter used to cover the top layer of soil to protect, insulate, or decorate it, or to discourage weeds or retain moisture.
  • n. A material used as mulch, as a decorative redwood bark mulch.
  • v. To apply mulch.
  • v. To turn into mulch.

from the GNU version of the Collaborative International Dictionary of English

  • n. Half-rotten straw, or any similar light, porous, organic substance strewn on the ground, as over the roots of plants, to protect from heat, drought, etc., and to hinder weed growth and preserve moisture.
  • transitive v. To cover or dress with mulch.

from The Century Dictionary and Cyclopedia

  • See mulsh.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. cover with mulch
  • n. a protective covering of rotting vegetable matter spread to reduce evaporation and soil erosion


Probably from Middle English melsche, molsh, soft, from Old English melsc, mellow, mild; see mel-1 in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Probably from Middle English melsche, molsh ("soft"), from Old English melsc, milisc ("mellow, mild"). (Wiktionary)



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