The Collaborative International Dictionary of English v.0.48:

Fulani \Fu"la*ni\ n.
   The language of the Fulani people, a member of the
   Niger-Congo family of languages. --RHUD
   [PJC]

The Collaborative International Dictionary of English v.0.48:

Fulahs \Fu"lahs`\, Foolahs \Foo"lahs`\, Fulani \Fu"la*ni\, n.
   pl.; sing. Fulah, Foolah. (Ethnol.)
   A peculiar African race of uncertain origin, but distinct
   from the negro tribes, inhabiting an extensive region of
   Western Soudan. Their color is brown or yellowish bronze.
   They are Mohammedans. Called also Fellatahs, Foulahs, and
   Fellani. Fulah and Fulani are also used adjectively; as,
   Fulah or Fulani empire, tribes, language.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Fulani
    n 1: a member of a pastoral and nomadic people of western
         Africa; they are traditionally cattle herders of Muslim
         faith [syn: Fulani, Fula, Fulah, Fellata, Fulbe]
    2: a family of languages of the Fulani of West Africa and used
       as a lingua franca in the sub-Saharan regions from Senegal to
       Chad; the best known of the West African languages [syn:
       Fula, Ful, Fulani, Peul]