Entry 1 sense Webster, 1913 Pleopod · Ple·o·pod · IPA /ˈpliːəˌpɒd/ 01 n. One of the abdominal legs of a crustacean. See Illust. under Crustacea. pl. Pleopods, Pleopoda ((#)) 1. One of the abdominal legs of a crustacean. See Illust. under Crustacea.(Zool.) See: Crustacea