pron. pl.; poss. Theirs; obj. Them. [ Icel. þeir they, properly nom. pl. masc. of sā, sū, þat, a demonstrative pronoun, akin to the English definite article, AS. sē, seó, ðaet, nom. pl. ðā. See That. ] The plural of he, she, or it. They is never used adjectively, but always as a pronoun proper, and sometimes refers to persons without an antecedent expressed. [ 1913 Webster ]
Jolif and glad they went unto here [ their ] rest
And casten hem [ them ] full early for to sail. Chaucer. [ 1913 Webster ]
They of Italy salute you. Heb. xiii. 24. [ 1913 Webster ]
Blessed are they which do hunger and thirst after righteousness. Matt. v. 6. [ 1913 Webster ]
☞ They is used indefinitely, as our ancestors used man, and as the French use on; as, they say (French on dit), that is, it is said by persons not specified. [ 1913 Webster ]