II. knock, strike, “λέβητας” Hdt.6.58; “θύρσῳ γῆν” E.Ba. 188; “τοῖς ἀγκῶσι τὰς πλευράς” D.54.9; τινα Plu.2.10d: sens. obsc., IG 12(7).414 (Amorgos, cf. “διακροτέω” 1):—Pass., to be beaten byrain, Ael. NA16.17.
2. clap in sign of applause, κ. τὰς χεῖρας, τὼ χεῖρε, Hdt. 2.60, X.Cyr.8.4.12; “ταῖς χερσί” Thphr.Char.19.10: abs., applaud, X.Smp.9.4, D.21.226, etc.; “ἐν θεάτρῳ” Thphr.Char.11.3: c.acc., “κ. τινά” D.L.7.173:—Pass., Arist.Po.1456a10 (sed leg. κρατεῖσθαι), Pl. Ax.368d, etc.; “τέλειος ῥήτωρ καὶ κεκροτημένος” Phld.Rh.2.128 S.; παρὰ Ὁμήρῳ κεκρότηται τὰ σώφρονα συμπόσια are commended, Ath.5.182a (sed leg. <συγ>κεκρ.).
b. also in sign of disapproval, Plu.2.533a.
4. of a smith, hammer, weld together, Luc.Lex.9: metaph., in Pass., to be wrought, “κεκρότηται χρυσέα κρηπίς” Pi.Fr.194, cf. Lyc.888: hence ἐξ ἀπάτας κεκροτημένοι ἄνδρες one mass of trickery, Theoc.15.49; εὐθὺς τὸ πρῆγμα κροτείσθω 'strike while the iron is hot', AP10.20 (Adaeus).
5. rattle, clash, “χαλκώματα” Plu.2.944b: c. dat., κ. ὀστράκοις καὶ ψήφοις make a rattling noise with them, in order to collect a swarm of bees, Arist.HA627a16; “κ. κυμβάλοις” Luc.Alex.9; satirically, ἡ τοῖς ὀστράκοις κροτοῦσα [Μοῦσ᾽ Εὐριπίδου] Ar.Ra.1306, cf. Ael.NA2.11.
6. strike the woof home with the weaver's sley, σινδόνες λίαν κεκροτημέναι close-woven, Str.15.1.67.