Tubman

from WordNet (r) 3.0 (2006)

Tubman
    n 1: United States abolitionist born a slave on a plantation in
         Maryland and became a famous conductor on the Underground
         Railroad leading other slaves to freedom in the North
         (1820-1913) [syn: {Tubman}, {Harriet Tubman}]

from The Collaborative International Dictionary of English v.0.48

Tubman \Tub"man\, n.; pl. {Tubmen}. (Eng. Law)
   One of the two most experienced barristers in the Court of
   Exchequer. Cf. {Postman}, 2.
   [1913 Webster]

from Bouvier's Law Dictionary, Revised 6th Ed (1856)

TUB-MAN, Eng. law. A barrister who has a pre-audience in the Exchequer, and 
also one who has a particular place in court, is so called.

[email protected]