- straighten: straighten up or out; make straight
- unfasten, as a sail, from a spar or a stay
- free from flexure; "unbend a bow"
- relax: make less taut; "relax the tension on the rope"
- relax: 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"
- release from mental strain, tension, or formality; "unbend the mind from absorbing too much information"
- (unbending) inflexible: incapable of adapting or changing to meet circumstances; "a rigid disciplinarian"; "an inflexible law"; "an unbending will to dominate"
- (unbent) not bent; "looking for an unbent nail"; "trees with straight unbent trunks make the best lumber"
- B: to take the sails off from their yards and stays. To cast loose the anchor from the cable. To untie two ropes.
- To cast loose a sail from its gaff, yard. The opposite of bend.