v. & n.
v.intr. 1 spring back after action or impact. 2 (foll. by upon) (of an action) have an adverse effect upon (the doer).
n. 1 the act or an instance of rebounding; recoil. 2 a reaction after a strong emotion. on the rebound while still recovering from an emotional shock, esp. rejection by a lover. rebounder n.
[ ME f. OF rebonder, rebondir (as RE-, BOUND(1)) ]