Quick Definition
ἄχρηστος, ον Adj unprofitable, useless
Strong's Definition
from 1 (as a negative particle) and 5543; inefficient, i.e. (by implication) detrimental
KJV Usage: unprofitable
UBS Dictionary of the Greek New Testament
adjc. | -ον | ἀ- + χράομαι
65.33 · Value · Useful, Useless
useless, not useful, worthless pertaining to not being useful In a number of languages usefulness or lack of usefulness can only be expressed in terms of a verb meaning ‘to help,’ so that in PHM 1:11 it may be necessary to translate ‘at one time he did not help you at all and now he can help both you and me.’
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἄχρηστος, -ov, (χρηστός, and this fr. χράομαι), useless, unprojitable: Philem. 11 (here opp. to εὔχρηστος). (In Grk. writ. fr. Hom. [i. 6. Batrach. 70; Theogn.] down.) [Syn. ef. Tittmann ii. 11 sq.; Trench ὃ ο. 17; Ellic. on Philem. 11.]
Mounce Concise Greek Dictionary
ἄχρηστος achrēstos 1x
unuseful, useless, unprofitable, and by impl. detrimental, causing loss, Phlm. 11*
Abbott-Smith Greek Lexicon
ἄ-χρηστος, -ον,
[in LXX: Ho 8:8 (חֵפֶץ אַיִן), Wi 2:11, Si 16:1, al.;]
useless, unserviceable: opp. to εὔχρηστος, Phm 11.†
Moulton & Milligan — Vocabulary of the Greek NT
ἄχρηστος μ[εν]οῦμεν, “but if they fail, or if we do not make the A similar phrase is found 20. 3411 (a.p. 342), P Lips I. 541} (c. a.D. 376), 7. 56)® (A.D. 398), and PSI 86:4 (a.D. 367-75). P Lond 1166!8 (a.p. 42) (=III. p. 105) ἐὰν δὲ ἀφυστερῇ τὸ βαλανεῖον κα[ύ]μασι, of a bath insufficiently warmed, gives us the word from the NT epoch itself. arrangement, we hold ourselves responsible.
Liddell-Scott-Jones — Greek-English Lexicon
ἄχρηστος (achrēstos) — useless. ἄχρησ-τος, ον, useless, unprofitable, μετάνοια[Refs 5th c.BC+]; χρεομένῳ ἄχρηστα useless if you try to use them, [Refs 5th c.BC+]without effect, [Refs 5th c.BC+]; ἄ. τινι useless to a person, [Refs 5th c.BC+]; τῇ πόλει[Refs 5th c.BC+]
2. ={ἀχρεῖος} (which it almost superseded in the Oratt. and later Greek), useless, do-nothing, [Refs 4th c.BC+]; ἄ. πολῖται[Refs 4th c.BC+]; σοφισταί probable reading in [Refs 5th c.BC+]; non-effective, unwarlike, Eun.Hist.p.239D.; so (with a pun—not having received an oracle) [Refs 2nd c.AD+]. adverb -τως, ἔχειν πρός τι[Refs 4th c.BC+]
II. unkind, cruel, θεοί[Refs 5th c.BC+]
III. active, making no use of, with dative, ξυνέσει τ᾽ ἄχρηστον τῇ φύσει τε λείπεται[Refs 5th c.BC+]
IV. not used, i.e. new, ἱμάτια[Refs 2nd c.AD+]
IV.2. obsolete, [Refs 5th c.BC+]
IV.3. not to be used, unseemly, [Refs]