nailhead \ˈ ̷ ̷ˌ ̷ ̷\noun Usage:often attributive 1. a.: the usually flattened boss that forms the end of a nail opposite to the point b.: an ornament suggesting a nailhead < a belt studded with enamel nailheads > < nailhead taffeta > 2.: nail-headed molding; also: one of the pyramids forming such molding