What it means

1. verb stretch back a bowstring (on an archer's bow)
   “The archers were drawing their bows”
2. verb move to a rearward position
   “Pull back your arms!”
3. verb make a retreat from an earlier commitment or activity
   “We'll have to crawfish out from meeting with him”
4. verb use a surgical instrument to hold open (the edges of a wound or an organ)
5. verb pull back or move away or backward
   “The enemy withdrew”