From the second edition (1989):
repine, v.
(rɪˈpaɪn) Also 6–7 repyne. [app. f. re- + pine v., but the formation is unusual.]

1. intr. To feel or manifest discontent or dissatisfaction; to fret, murmur, or complain. Also const. against, at, †to.

c1530 Crt. of Love 1262 Enuy will grutch, repining at his wele. 1530 Palsgr. 686/2 Thou repynest agaynst all thynge that I do. 1549 Latimer 3rd Serm. bef. Edw. VI (Arb.) 79 It was neuer hard in Ieurye that the people repyned or sayed, The kynge is a child. a1598 Rollock Lect. Passion xxvii. (1616) 263 Looke‥that thou repine not to this light. 1637 R. Humfrey tr. St. Ambrose i. 118 One‥is repined at, because hee hath some of the inheritance. 1671 Milton P.R. ii. 94, I will not argue that, nor will repine. 1728 Young Love Fame v. (ed. 2) 97 Repine we guiltless in a world like this? 1771 Junius Lett. lvii. (1788) 311 Religious men‥make it the last effort of their piety not to repine against Providence. 1820 W. Irving Sketch Bk. I. 185 Through the long and weary day he repines at his unhappy lot. 1878 Browning La Saisiaz 196 Why repine? There's ever someone lives although ourselves be dead!
fig. 1808 Scott Marm. iv. x, From pool to eddy‥You hear her streams repine.

b. Const. with that or inf.

a1548 Hall Chron., Hen. VIII 110 He had repined or disdained, that any man should fare well, or be well clothed, but hymself. 1576 Fleming Panopl. Epist. 66 We ought not to kicke upp the heele, as repining to live in that state, whereunto by birth we were ordeined. 1615 R. Brathwait Strappado (1878) 74 O see how men repine, That you so long conceal'd, should gull the time. 1752 Hume Ess. & Treat. (1777) I. 348 We continue still to repine that our neighbours should possess any art, industry, and invention. 1870 Bryant Iliad I. iv. 107, I shall ne'er Contend to save them nor repine to see Their fall.

c. To long discontentedly for something. rare.

1742 Gray Sonn. Death West 5 These Ears, alas, for other Notes repine. 1827 Hallam Const. Hist. (1876) I. iii. 153 The worship of the church was frequented by multitudes who secretly repined for a change.

2. trans. To regard with discontent or dissatisfaction; to fret or murmur at; †to grudge to one.

1577 Hanmer Anc. Eccl. Hist. (1619) 223 So that none in this behalfe can repine or gainsay vs. 1596 Spenser F.Q. vi. vii. 26 In signe Of servile yoke, that nobler harts repine. 1615 T. Adams White Devil 13 Wouldest thou have permitted this to thy fellow servant, that repinest it to thy master? a1670 Hacket Abp. Williams i. (1692) 173 Contented with so much favour as was never repined. 1793 W. Roberts Looker-on No. 48 (1794) II. 218 She repined, for their own sakes, the malignities of her sex.

Hence †reˈpineful a., discontented (obs.); reˈpinement, repining, discontent. rare.

1655 Shirley Polit. iii. ii, Most repineful, spleeny. 1743 H. Walpole Lett. to Mann (1834) I. 301 Now am I relapsed into all the dissatisfied repinement of a true English grumbling voluptuary. 1818 Faraday in B. Jones Life (1870) I. 274 You shall see this man‥accompanied by repinement, regret, and contempt, sink into poverty and misery.