wo·lof \ˈwōˌläf\noun alsojo·lof\ˈyō-\; orvo·lof\ˈvō-\ (-s) Usage: usually capitalized 1. a.: a people of the western Sudan near the mouth of the Senegal and Gambia rivers who are among the most deeply pigmented of Africans b.: a member of such people 2. a.: a West-Atlantic language of the Wolof people b.: a trade language in Senegal