Definitions of skid:

• noun:   an unexpected slide
• noun:   one of a pair of planks used to make a track for rolling or sliding objects
• noun:   a restraint provided when the brake linings are moved hydraulically against the brake drum to retard the wheel's rotation
• verb:   move obliquely or sideways, usually in an uncontrolled manner

  Example: "The wheels skidded against the sidewalk"

• verb:   slide without control

  Example: "The car skidded in the curve on the wet road"

• verb:   apply a brake or skid to
• verb:   elevate onto skids