A.knock out, “παττάλους” Ar.Fr.402b ; “τι ἐκ τῶν χειρῶν” X.Cyn.10.12 ; for Ar.Fr.270 (Med.), v. πύνδαξ :—Pass., BGU1007.16 (iii B.C.).
b. metaph., “ἡ μείζων κίνησις ἐ. τὴν ἐλάττω” expels, Arist.Sens.447a15 ; [ἡ ἡδίων ἐνέργεια] “ἐ. τὴν ἑτέραν” Id.EN1175b8 ; ἐ. τὸν λογισμόν, τὴν λύπην, ib.1119b10, 1154a27.
2. drive back, repulse, Th.4.131, X.HG 7.4.16 ; ἀπὸ [λόφου] Th.4.128 : metaph., ἐ. τινὰ ἐλπίδος to frustrate, cheat one of. ., Pl.Phdr.228e ; “τῆς προαιρέσεως” Plu.Sol.14 ; “ἵνα μὴ.. τοῦ παρόντος ἐμαυτὸν ἐκκρούσω” D.18.313 :—Pass., “τὸν λογισμὸν ἐκκρουσθείς” Plu.Pyrrh.30.
4. put off, adjourn by evasions, εἰς ὑστεραίαν τὴν.. γνώμην ib.144 ; [τὴν δίκην] Id.36.2, cf.54.30 ; “τοσαύτας τέχνας.. εὑρίσκων ἐκκρούει” Id.21.81 ; “ἐ. τοὺς λόγους” elude, Pl.Prt.336c ; ἐ. πρᾶγμα τῷ χρόνῳ 'talk out', Plu.Caes.13 :—Pass., “γραφῆς ἐκκρουομένης” D.45.4.
6. Math., subtract, κοινὸν ἐκκεκρούσθω τὸ ἀπὸ BZ let the square on BZ be subtracted from both, Papp.946.16 ; cast out by division, Vett.Val.20.20, 174.2 ; deduct, in Pass., PTeb.189,241 (i B.C.), etc.
II. Med., get rid of, “βῆχα” Plu.2.515a.
III. intr., break forth, “κέρατα τῶν κροτάφων ἐκκρούει” Philostr.VA1.19.