The Collaborative International Dictionary of English v.0.48:

Booth \Booth\ (b[=oo][th]), n. [OE. bothe; cf. Icel. b[=u][eth],
   Dan. & Sw. bod, MHG. buode, G. bude, baude; from the same
   root as AS. b[=u]an to dwell, E. boor, bower, be; cf. Bohem.
   bauda, Pol. buda, Russ. budka, Lith. buda, W. bwth, pl.
   bythod, Gael. buth, Ir. both.]
   1. A house or shed built of boards, boughs, or other slight
      materials, for temporary occupation. --Camden.
      [1913 Webster]

   2. A covered stall or other temporary structure in a fair, or
      market, or at a polling place.
      [1913 Webster]

   3. a partly enclosed area within a room for use of one or a
      small number of people, such as one in a restaurant having
      a table and seats, or one at an exhibition containing a
      display of products from one organization.
      [PJC]

   4. a small structure designed for the use of one person
      performing a special activity; as, a telephone booth; a
      highway toll booth; a projection booth; a guard booth.
      [PJC]

WordNet (r) 3.0 (2006):

booth
    n 1: a table (in a restaurant or bar) surrounded by two high-
         backed benches
    2: small area set off by walls for special use [syn: booth,
       cubicle, stall, kiosk]
    3: United States actor and assassin of President Lincoln
       (1838-1865) [syn: Booth, John Wilkes Booth]
    4: a small shop at a fair; for selling goods or entertainment