Windward Isles wind·war·dis·les uncommon noun 1. a group of islands in the southeastern West Indies; the southern part of the Lesser Antilles SynonymsWindward IslandsWindward Isles Related words Broader terms archipelago Parts Lesser Antilles Part of DominicaMartiniqueGrenadaSaint LuciaSaint Vincent and the Grenadines WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.