Noun | 1. | toe box - the forward tip of the upper of a shoe or boot that provides space and protection for the toes; "the toe box may be rounded or pointed" boot - footwear that covers the whole foot and lower leg shoe - footwear shaped to fit the foot (below the ankle) with a flexible upper of leather or plastic and a sole and heel of heavier material upper - piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot; "Uppers come in many styles" |