stretch out in WordNet English dictionary

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

stretch out in English Wiktionary