The Collaborative International Dictionary of English v.0.48:

Stretch \Stretch\, v. i.
   1. To be extended; to be drawn out in length or in breadth,
      or both; to spread; to reach; as, the iron road stretches
      across the continent; the lake stretches over fifty square
      miles.
      [1913 Webster]

            As far as stretcheth any ground.      --Gower.
      [1913 Webster]

   2. To extend or spread one's self, or one's limbs; as, the
      lazy man yawns and stretches.
      [1913 Webster]

   3. To be extended, or to bear extension, without breaking, as
      elastic or ductile substances.
      [1913 Webster]

            The inner membrane . . . because it would stretch
            and yield, remained umbroken.         --Boyle.
      [1913 Webster]

   4. To strain the truth; to exaggerate; as, a man apt to
      stretch in his report of facts. [Obs. or Colloq.]
      [1913 Webster]

   5. (Naut.) To sail by the wind under press of canvas; as, the
      ship stretched to the eastward. --Ham. Nav. Encyc.
      [1913 Webster]

   Stretch out, an order to rowers to extend themselves
      forward in dipping the oar.
      [1913 Webster]

WordNet (r) 3.0 (2006):

stretch out
    v 1: extend or stretch out to a greater or the full length;
         "Unfold the newspaper"; "stretch out that piece of cloth";
         "extend the TV antenna" [syn: unfold, stretch, stretch
         out, extend]
    2: lie down comfortably; "To enjoy the picnic, we stretched out
       on the grass" [syn: stretch, stretch out]
    3: thrust or extend out; "He held out his hand"; "point a
       finger"; "extend a hand"; "the bee exserted its sting" [syn:
       exsert, stretch out, put out, extend, hold out,
       stretch forth]
    4: extend one's body or limbs; "Let's stretch for a minute--
       we've been sitting here for over 3 hours" [syn: stretch,
       stretch out]
    5: stretch (the neck) so as to see better; "The women craned
       their necks to see the President drive by" [syn: crane,
       stretch out]

Moby Thesaurus II by Grady Ward, 1.0:

103 Moby Thesaurus words for "stretch out":
   adjourn, be lengthy, be prolonged, belong, carry, carry out,
   chatter, continue, cover, crane, dawdle, defer, delay, drag out,
   draw, draw out, dwell on, elongate, encompass, environ, extend,
   extend out, fill out, go, go out, hang fire, hang up, hold,
   hold off, hold over, hold up, lay aside, lay by, lay over,
   lengthen, lengthen out, let out, lie, lie down, linger on,
   never finish, outdistance, outlie, outrange, outreach, outstretch,
   pad, perorate, pigeonhole, postpone, procrastinate, produce,
   prolong, prolongate, prorogate, prorogue, protract, pull,
   push aside, put aside, put off, put on ice, range, range out,
   reach, reach out, recess, recline, repose, reserve, run, run out,
   set aside, set by, shelve, shift off, sleep on, span,
   speak at length, spin out, sprawl, spread, stand on tiptoes,
   stand over, stave off, stay, straddle, straggle, strain, stretch,
   string out, surround, suspend, sweep, table, take a recess,
   take in, tauten, temporize, tense, thrust out, tighten, waive