The American Heritage® Dictionary of the English Language, 4th Edition
n. One of a pair of long flat runners of plastic, metal, or wood that curve upward in front and may be attached to a boot for gliding or traveling over snow.
n. A water ski.
n. Something that is used as a runner on a vehicle: a helicopter with skis for landing on snow and ice.
verb-intransitive. To travel or glide on skis, especially as a sport.
v. To travel or glide over on skis: ski a mountain slope.
n. One of a pair of long flat runners designed for gliding over snow.
v. To move on skis.
v. To travel over (a slope etc.) on skis; travel on skis at (a place), especially as a sport.
the GNU version of the Collaborative International Dictionary of English
n. A long, flat, narrow runner made of wood, plastic or metal, curved upwards in front, having a fitting allowing it to be attached to the foot, and used for gliding or sliding over snow. Commonly used in the plural, to designate the pair.
The Century Dictionary and Cyclopedia
n. Same as skee.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. move along on skis
n. narrow wood or metal or plastic runners used in pairs for gliding over snow
Word Usage
"We use the term ski mask, which may not be poetic but does at least have the virtue of clarity."