a. 1. Having wings attached to the feet; as, wing-footed Mercury; hence, swift; moving with rapidity; fleet. Drayton. [ 1913 Webster ]

2. (Zool.) (a) Having part or all of the feet adapted for flying. (b) Having the anterior lobes of the foot so modified as to form a pair of winglike swimming organs; -- said of the pteropod mollusks. [ 1913 Webster ]