Lexical Definition

‎קְרַץ‎ qᵉrats (ker-ats') charges ^A:N-M
(Aramaic) corresponding to ‎קֶרֶץ‎ in the sense of a bit (to 'eat the morsels of' any one, i.e.

[phrase] accuse.

• chew him up (figuratively) by slander

1) piece
1a) denounce, slander, accuse maliciously, chew on (idiom)

Brown-Driver-Briggs

Hebrew form: קֶרֶץ
[‎קְרַץ‎] noun [masculine] piece (ᵑ7; see Biblical Hebrew ‎קרץ‎); — plural suffix ‎קַרְצ֫וֺהִי‎ Dan 6:25*, ‎צֵיהוֺן‎- Dan 3:8, both in phrase ‎׳‎‎אֲכַ֫לוּ ק‎, i.e. accuse maliciously (so ᵑ7 Syriac PS³⁷⁵⁶ (compare Old Aramaic ‎׳‎‎אמר כרצי פ‎ Lzb²⁹⁹ SAC⁶⁶ Cooke^{205 f.}; ‎כרץ‎ also Mandean), probably borrowed from Assyrian karƒe akâlu, malign, slander (often; also Tel Amarna); compare also u‡tarrizu Hamm^{Law 161}; further Arabic id., and kindred phrase; Ethiopic Di⁴⁸⁹).

Brown-Driver-Briggs References