The Collaborative International Dictionary of English v.0.48:

Burton \Bur"ton\, n. [Cf. OE. & Prov. E. bort to press or indent
   anything.] (Naut.)
   A peculiar tackle, formed of two or more blocks, or pulleys,
   the weight being suspended to a hook block in the bight of
   the running part.
   [1913 Webster] Burundi

WordNet (r) 3.0 (2006):

Burton
    n 1: English explorer who with John Speke was the first European
         to explore Lake Tanganyika (1821-1890) [syn: Burton,
         Richard Burton, Sir Richard Burton, Sir Richard
         Francis Burton]
    2: Welsh film actor who often co-starred with Elizabeth Taylor
       (1925-1984) [syn: Burton, Richard Burton]
    3: a strong dark English ale