1) Crook 2) Curve 3) Curve or bend back or down 4) Kind of archery bow 5) To change direction 6) To curve again, to rebend 7) To curve back on itself 
• (v. t.) To curve in an opposite or unusual direction; to bend back or down.
A bow whose tips curve away from the archer
Re·curve' transitive verb To curve in an opposite or unusual direction; to bend back or down. 
[v] - curve or bend (something) back or down
The end of the bow limbs that curve away from the archer when the bow is held in the shooting position.