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.To reduce to dust; break into small pieces; crumb.To rub, squeeze, or bruise.To confuse; mix up; muddle; make a mess of.n. A cape or promontory: as, the mull of Galloway; the mull of Kintyre.n. A dialectal (Scotch) form of mill.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.n. Compare muley. Satyr against Hypocrites (1689).To rain softly.n. A thin, soft kind of muslin used for dresses, trimmings, etc.: known as India mull, French mull, etc. Also mulmul, mullmull.In leather manufacturing, to soften.