#1
unbend v. [
straighten] straighten up or out; make straight
. wn #2
unbend v. unfasten, as a sail, from a spar or a stay
. wn #3
unbend v. free from flexure; "unbend a bow"
. wn #4
unbend v. [
relax] make less taut; "relax the tension on the rope"
. wn #5
unbend v. [
relax, loosen up, unwind, decompress, slow down] become less tense, rest, or take one's ease; "He relaxed in the hot tub"; "Let's all relax after a hard day's work"
. wn