Source : Webster's Revised Unabridged Dictionary (1913)

Cot \Cot\ (k?t), n. [OE. cot, cote, AS. cot, cote, cottage; akin
   to D. & Icel. kot, G. koth, kot, kothe. Cf. {Coat}.]
   1. A small house; a cottage or hut.

            The sheltered cot, the cultivated farm. --Goldsmith.

   2. A pen, coop, or like shelter for small domestic animals,
      as for sheep or pigeons; a cote.

   3. A cover or sheath; as, a roller cot (the clothing of a
      drawing roller in a spinning frame); a cot for a sore
      finger.

   4. [Cf. Ir. cot.] A small, rudely-formed boat.

   {Bell cot}. (Arch.) See under {Bell}.

Cot \Cot\ (k?t), n. [AS. cot cottage, bedchamber; or cf. OF.
   coite, F. couette (E. quilt), LL. cottum, cottus, mattress.
   See {Cot} a cottage.]
   A sleeping place of limited size; a little bed; a cradle; a
   piece of canvas extended by a frame, used as a bed. [Written
   also {cott}.]

Source : WordNet®

cot
     n 1: a sheath worn to protect a finger [syn: {fingerstall}]
     2: baby bed with high sides [syn: {crib}]
     3: a small bed that folds up for storage or transport [syn: {camp
        bed}]