Rue, v. t. [imp. & p. p.Rued (?); p. pr. & vb. n.Ruing.] [OE. rewen, reouwen, to grive, make sorry, AS. hreówan; akin to OS. hrewan, D. rouwen, OHG. hriuwan, G. reuen, Icel. hryggr grieved, hrygð sorrow. √ 18. Cf. Ruth.] 1. To lament; to regret extremely; to grieve for or over. Chaucer.
I wept to see, and rued it from my heart. Chapmen.
Thy will
Chose freely what it now so justly rues. Milton.
2. To cause to grieve; to afflict. “God wot, it rueth me.” Chaucer.
3. To repent of, and withdraw from, as a bargain; to get released from.