A.companion, partner, τινος of or in a thing, A.Ag.1037, 1352, Supp.344, Men.Epit.499; “τῆς ἐπιβουλῆς” Antipho 5.68; “ἱερῶν” Pl.Lg. 868e; “τῆς ἀρχῆς” Th.7.63, 8.46; ὁ τοῦ κακοῦ κ. accomplice in . . , S.Tr. 730; “ἀνοσίων αὐτοῖς ἔργων” Pl.Ep.325a; “κ. περὶ νόμων” Pl.Lg.810c; τινι in a thing, E.El.637: c. dat. pers., κ. ἀλλήλοις τῶν τιμῶν with each other, X.Mem.2.6.24.
2. abs., partner, fellow, S.Aj.284, Pl. R.333b, Phdr.239c, etc.; “ὁ σὸς κ., οὐχ ὁ ἐμός” D.18.21; “ἴσοι καὶ κ.” Arist.EN1133b3; κοινωνοὶ λιμένων, of a societas publicanorum which farmed harbour-dues, BCH10.267 (Syme); of joint-owners, PAmh. 2.100 (ii/iii A.D.).
3. familiar spirit, LXX 4 Ki.17.11.