bastard eigne

American  

[eyn] / eɪn /

noun

Old English Law.

1. the firstborn illegitimate son of parents whose second son was legitimate.

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Etymology

Origin of bastard eigne

First recorded in 1580–90; eigne, from Anglo-French: “elder,” Old French ainsné ( ainz “before,” from unattested Vulgar Latin antius, for Latin anteā + né “born”); see né)