The Collaborative International Dictionary of English v.0.48:
Ice skate \Ice" skate`\n. A shoe with a metal runner (called a blade) attached to permit the wearer to glide on ice. [PJC]WordNet (r) 3.0 (2006):
ice skate n 1: skate consisting of a boot with a steel blade fitted to the sole v 1: move along on ice skates