To lift the scum from; clear the surface of by removing any floating matter, by means of a spoon, a flat ladle, or the like: as, to skim soup by removing the oil or fat; to skim milk by taking off the cream.To lift from the surface of a liquid by a sliding movement, as with a puddle, a flat ladle, a spoon, or the like; dip up with or as with a skimmer, as cream from milk or fat from soup; hence, to clear away; remove.To clear; rid; free from obstacles or enemies.To mow.To cover with a film or scum; coat over.To pass lightly along or near the surface of; move smoothly and lightly over; glide, float, fly, or run over the surface of.To pass over lightly in perusal or inspection; glance over hastily or superficially.To cause to dart, skip, or ricochet along a surface; hurl along a surface in a smooth, straight course.To pass lightly and smoothly over a surface; hence, to glide or dart along in a smooth, even course.To pass in hasty inspection or consideration, as over the surface of something; observe or consider lightly or superficially.To become covered with a scum or film; be coated over.n. The act of skimming; also, that which is skimmed off.n. Thick matter that forms or collects on the surface of a liquor; scum.In plastering, to put the finishing coat or skim-coat on.n. A cultivator blade for surface work, analogous to a sweep. See scalp, 7, and sweep, 12 .