noun

1. ☆ a plank, log, etc., often one of a pair or set, used as a support or as a track upon which to slide or roll a heavy object
2. a low, movable wooden platform for holding loads or stacks
3. a runner used in place of a wheel on aircraft landing gear
4. a sliding wedge or drag used to check the motion of a vehicle by pressure against a wheel
5. the act of skidding

Etymology: Early ModE, prob. < ON skith: see ski

transitive verb skidded skid′·ded, skidding skid′·ding

1. to brake or lock (a wheel) with a skid
2. to support with or slide on a skid or skids
3. ☆ to haul, roll, or drag (logs) along a special track or trail, as through a forest
4. to cause (a wheel, vehicle, etc.) to slide or slip

intransitive verb

1. to slide without turning, as a wheel when skids or brakes are applied on a slippery surface
2. to slide or slip sideways, as a vehicle when not gripping the road on ice
3. to slide sharply downward
4. Aeron. to slide outward while turning, as a result of failing to bank sufficiently