pull back in WordNet English dictionary

1. make a retreat from an earlier commitment or activity
   "We'll have to crawfish out from meeting with him"; "He backed out of his earlier promise"; "The aggressive investment company pulled in its horns"
   retreat  pull back  back out  back away  crawfish  crawfish out  pull in one's horns  withdraw 
   
2. stretch back a bowstring (on an archer's bow)
   "The archers were drawing their bows"
   pull back  draw 
   
3. use a surgical instrument to hold open (the edges of a wound or an organ)
   retract  pull back  draw back 
   
4. pull back or move away or backward
   "The enemy withdrew"; "The limo pulled away from the curb"
   withdraw  retreat  pull away  draw back  recede  pull back  retire  move back 
   
5. move to a rearward position; pull towards the back
   "Pull back your arms!"
   pull back