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

  • transitive v. To heat and spice (wine, for example).
  • transitive v. To go over extensively in the mind; ponder.
  • intransitive v. To ruminate; ponder: mull over a plan.
  • n. A soft thin muslin used in dresses and for trimmings.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To work (over) mentally; to cogitate; to ruminate; usually with over.
  • v. To chop marijuana so that it becomes a smokable form.
  • v. To heat and spice something, such as wine.
  • v. To join two or more individual windows at mullions.
  • v. To dull or stupefy
  • n. A thin, soft muslin.
  • n. Marijuana that has been chopped to prepare it for smoking.
  • n. A stew of meat (chicken, goat, dove, pork, etc.), broth, milk, butter, vegetables, and seasonings, thickened with soda crackers.
  • n. The gauze used in bookbinding to adhere a text block to a book's cover.

from the GNU version of the Collaborative International Dictionary of English

  • n. A thin, soft kind of muslin.
  • n. A promontory.
  • n. A snuffbox made of the small end of a horn.
  • n. Dirt; rubbish.
  • n. An inferior kind of madder prepared from the smaller roots or the peelings and refuse of the larger.
  • intransitive v. To work (over) mentally; to cogitate; to ruminate; -- usually with over.
  • transitive v. To powder; to pulverize.
  • transitive v. To heat, sweeten, and enrich with spices.
  • transitive v. To dispirit or deaden; to dull or blunt.

from The Century Dictionary and Cyclopedia

  • To reduce to dust; break into small pieces; crumb.
  • To rub, squeeze, or bruise.
  • To confuse; mix up; muddle; make a mess of.
  • To heat and spice for drinking, as ale, wine, or the like; especially, to make into a warm drink, sweetened and spiced.
  • To boil or stew.
  • To stir; bustle; make a stir.
  • To work continuously at anything without making much progress; toil steadily and accomplish little; moil.
  • To rain softly.
  • In leather manufacturing, to soften.
  • n. Dust; rubbish; dirt.
  • n. Soft, crumbling soil.
  • n. [⟨ mull, verb, 3.] A muddle; a mess; a failure: applied to anything that is involved or confused through mismanagement.
  • n. A cape or promontory: as, the mull of Galloway; the mull of Kintyre.
  • n. A dialectal (Scotch) form of mill.
  • n. Compare muley. Satyr against Hypocrites (1689).
  • n. A thin, soft kind of muslin used for dresses, trimmings, etc.: known as India mull, French mull, etc. Also mulmul, mullmull.

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

  • v. reflect deeply on a subject
  • v. heat with sugar and spices to make a hot drink
  • n. an island in western Scotland in the Inner Hebrides
  • n. a term used in Scottish names of promontories


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

Origin unknown.
Probably Middle English mollen, mullen, to moisten, crumble; see moil.
Short for mulmull, from Hindi malmal.



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  • Rodrigo Duterte, the president of the Philippines, mulled imposing martial law if necessary to advance his homicidal campaign against drugs.


    February 4, 2017

  • My first thought is the rumination activity!

    January 9, 2008

  • In the rare/antique book business, the cloth that reinforces a book's hinges. It is pasted directly onto the body of a book and is hidden by the spine.

    February 22, 2007