Lexical Definition

‎καταχράομαι‎ katachráomai (kat-akh-rah'-om-ahee) to use up G:V
from ‎κατά‎ and ‎χράομαι‎

abuse.

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
καταχρώμενοι using as their own 1Cor.7.31
καταχρήσασθαι to use up 1Cor.9.18

Abbott-Smith

** κατα-χράομαι, -ῶμαι, [in LXX: Ep. Je 28, III Mac 4:5 5:22*;]
to make full use of, use to the uttermost, use up: I Co 7:31; c. dat., I Co 9:18 (for other senses, v. LS, s.v.).†

Abbott-Smith References

Book Refs
1 Corinthians 7:31 · 9:18

Liddell-Scott-Jones

καταχράομαι,

Delph. καταχρέομαι [Refs 2nd c.BC+]: future - χρήσομαι [Refs 5th c.BC+]perfect -κέχρημαι both in active and passive senses (see.below): aorist -εχρήσθην (see.below[Refs]:—make full use of, apply, τινὶ εἰς.., ἐπί.., πρός τι, [Refs 5th c.BC+]; μάρτυσι κ. πρὸς τὸ.. [Refs 4th c.BC+]; λόγους.. οἷσπερ νυνὶ κατακέχρηται (in active sense) [Refs 5th c.BC+]perfect participle in passive sense, ἐξεύρημα.. Ἀθήνησιν.. κατακεχρημένον ἐν συμποσίοις ἰδίᾳ 'στί is fashionable at private banquets there, [Refs 4th c.BC+]

__II do what one likes with a person or thing, καταχρήσασθέ μοι, εἰ δοκῶ τοιοῦτος εἶναι [Refs 4th c.BC+]
__II.2 use up, consume, of money, etc., with accusative, [Refs 5th c.BC+]; τὰ κρέα ἐν τὰν δαμοθοινίαν [Refs 2nd c.BC+]; lay out, apply money, εἴς τι [Refs 4th c.BC+]; ἐνταῦθα on this, [Refs 4th c.BC+]: perfect in active sense, ὅσα κατακέχρημαι Ἀθήνησι [Refs 3rd c.AD+]:—passive, to be spent, consumed, [Refs 5th c.BC+]
__II.3 misuse, abuse, [Refs 5th c.BC+][same place]; κ. ὀνόματι use it in a wrong sense, misapply it, [Refs 5th c.BC+]; fall into an error, [Refs 6th c.AD+]misappropriate, [Refs]
__II.4 of persons, in bad sense, make away with, destroy, kill, with accusative, [Refs 5th c.BC+] —passive, aorist -χρησθῆναι, ἐδέοντό μιν κ. requested that he might be put to death, [Refs 5th c.BC+]
__III pretend, allege, ὡς.. [Refs 4th c.BC+]; ὅτι.. [Refs]
__B active καταχράω only Ionic dialect, used only in 3rd.pers. singular, ἀντὶ λόφου λοφιὴ κατέχρα the mane sufficed them for a crest, [Refs 5th c.BC+]; elsewhere impersonal, it suffices, οὐδέ οἱ καταχρήσει.. ὑμέων ἀπέχεσθαι nor will he be satisfied to keep his hands off you, [Refs]; ὥς οἱ καταχρᾷ εἰ βούλονται that it is sufficient for him, if.., [Refs]; καταχρήσει it will suffice, [Refs 3rd c.BC+]