1586. Ferne, Blaz. Gentrie, 286. Hee hath issue a sonne naturall by a concubine and after marryeth the same concubine, him the lawyers of Englande, call a Bastarde eigne.
1613. Sir H. Finch, Law (1636), 253. Where there be many of one name, diuersitie of the names must be put by addition of eigne, puisne, [etc.].
1676. Wycherley, Pl. Dealer, IV. i. (1677), 55. Thou art not so much as Bastard eigne.
1809. Tomlins, Law Dict., Eigne, eldest or first-born; as bastard eigne.
b. Eigne title: a prior, superior title. Eigne estate: one that is entailed.
1619. Dalton, Countr. Just., lxxxiii. (1630), 213. By reason of the eigne title of the disseisee.
c. 1640. J. Smyth, Hundred of Berkeley (1885), 264. Hee was remitted to his eigne estate taile, to him and to the heires males of his body.