1. a board with wheels that is ridden in a standing or crouching position and propelled by foot;
VERB (1)
1. ride on a flat board with rollers attached to the bottom;
WordNet (r) 3.0 (2006):
skateboard
n 1: a board with wheels that is ridden in a standing or
crouching position and propelled by foot
v 1: ride on a flat board with rollers attached to the bottom