The Collaborative International Dictionary of English v.0.48:

Malcolm Little \Malcolm Little\ prop. n.
   A militant American black nationalist leader, also called
   Malcolm X; (1925-1965).
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

Malcolm Little
    n 1: militant civil rights leader (1925-1965) [syn: Malcolm X,
         Malcolm Little]