The Collaborative International Dictionary of English v.0.48:

Cot \Cot\ (k[o^]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.
      [1913 Webster]

            The sheltered cot, the cultivated farm. --Goldsmith.
      [1913 Webster]

   2. A pen, coop, or like shelter for small domestic animals,
      as for sheep or pigeons; a cote.
      [1913 Webster]

   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. See also finger cot.
      [1913 Webster]

   4. [Cf. Ir. cot.] A small, rudely-formed boat.
      [1913 Webster]

   Bell cot. (Arch.) See under Bell.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Cot \Cot\ (k[o^]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.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

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

Moby Thesaurus II by Grady Ward, 1.0:

47 Moby Thesaurus words for "cot":
   Colonial bed, Hollywood bed, bassinet, bed-davenport, berth,
   blockhouse, box, bungalow, bunk, bunk bed, cabin, camp bed, chalet,
   cote, cottage, cradle, crib, day bed, door bed, double bed,
   double bunk, duplex bed, feather bed, fold-away bed, four-poster,
   hammock, hospital bed, king-size bed, lodge, log cabin, love nest,
   lower berth, pallet, panel bed, pied-a-terre, pipe berth,
   poster bed, quarter berth, queen-size bed, roll-away bed,
   single bed, snuggery, sofa-bed, tester bed, three-quarter bed,
   truckle bed, trundle bed



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

COT
       Central Office Terminal