Quick Definition
I speak evil of
Strong's Definition
to be a traducer, i.e. to slander
Derivation: from G2637 (κατάλαλος);
KJV Usage: speak against (evil of)
Thayer's Greek Lexicon
καταλαλέω, καταλάλω; to speak against one, to criminate, traduce: τίνος (in classical Greek mostly with the accusative; in the Sept. chiefly followed by κατά τίνος), Jas_4:11; 1Pe_2:12; 1Pe_3:16 (here T Tr marginal reading WH, ἐν ᾧ καταλαλεῖσθε, wherein ye are spoken against).
Mounce Concise Greek Dictionary
καταλαλέω katalaleō 5x
to blab out; to speak against, slander, Jas_4:11 ; 1Pe_2:12 ; 1Pe_3:16
Abbott-Smith Greek Lexicon
κατα -λαλέω , -ῶ ,
[in LXX chiefly for H1696 ni ., pi .;]
to speak evil of, rail at: in cl ., c . acc ; in LXX ,
(a) c . gen .,
(b) seq . κατά , c . gen .; in NT, c . gen . ( M , Pr., 65): Jas_4:11 , 1Pe_2:12 ; pass ., 1Pe_3:16 ,†
Moulton & Milligan — Vocabulary of the Greek NT
καταλαλέω [page 328]
See the fragmentary P Hib I. 151 ( c. B.C. 250) εἰ οὖν τιν᾽ ἐ̣π̣ιχώρησιν ποιεῖ ἔντυχε ἐκείνωι κατ̣αλάλησον , συντετάχαμεν γὰρ . . . , and cf. Syll 278 .6 (ii/B.C.) ἵνα μηδ᾽ ἐν τούτοις ἔχωσιν ἡμᾶς καταλαλεῖν οἱ οὐκ ἀπὸ τοῦ βελτίστου εἰωθότες ἀναστρέφεσθαι .
Liddell-Scott — Intermediate Greek Lexicon
καταλαλέω fut. ήσω "to talk loudly, to blab", Ar.
STEPBible — Tyndale Abridged Greek Lexicon
κατα-λαλέω, -ῶ
[in LXX chiefly for דָבַר ni., pi. ;]
to speak evil of, rail at: in cl., with accusative; in LXX,
__(a) with genitive,
__(b) before κατά, with genitive; in NT, with genitive (M, Pr., 65): Jas.4:11, 1Pe.2:12; pass., 1Pe.3:16,†
(AS)