Snow \'snō\ (noun; often attributive)
Etymology: Middle English, from Old English snāw; akin to Old High German snēo snow, Latin niv-, nix, Greek nipha (accusative) Date: before 12th century

(1a): precipitation in the form of small white ice crystals formed directly from the water vapor of the air at a temperature of less than 32°F (0°C) (1b): a descent or shower of snow crystals (2): a mass of fallen snow crystals (3): a four-letter word often muttered with disgust by those living in northern regions