skimmerPronunciation: /ˈskɪmə/Definition of skimmer noun 1a person or thing that skims. a utensil or device for removing a substance from the surface of a liquid: a perforated skimmer 2a hydroplane, hydrofoil, hovercraft, or other vessel that has little or no displacement at speed. 3 informal a close-fitting dress: our collection includes wraps, skimmers, and pleated coat dresses 4chiefly North American a flat, broad-brimmed straw hat: his straw skimmer 5a long-winged seabird related to the terns, feeding by flying low over the water surface with its knife-like extended lower mandible immersed. Genus Rynchops, family Rynchopidae (or Laridae): three species, one each in Africa, Asia, and America 6North American term for darter (sense 3).Origin: Middle English: from Old French escumoir, from escumer 'skim', from escume 'scum'skimmer in other Oxford dictionaries Definition of skimmer in the US English dictionary