Ski

noun, plural skis or, sometimes, ski.
1.
one of a pair of long, slender runners made of wood, plastic, or metal used in gliding over snow.
2.
water ski.
verb (used without object), skied, skiing.
3.
to travel on skis, as for sport.
verb (used with object), skied, skiing.
4.
to use skis on; travel on skis over:
to ski the slopes of Switzerland.
noun (pl) skis, ski
1.

one of a pair of wood, metal, or plastic runners that are used for gliding over snow. Skis are commonly attached to shoes for sport, but may also be used as landing gear for aircraft, etc
(as modifier): a ski boot

2.
a water-ski
verb skis, skiing, skied, ski’d
3.
(intransitive) to travel on skis
SKI
spending the kids’ inheritance