Quick Definition
ἀνδρίζομαι v. I act like a man, am brave
Strong's Definition
middle voice from 435; to act manly
KJV Usage: quit like men
UBS Dictionary of the Greek New Testament
verb | ἀνδραποδιστής · ἀνδροφόνος · ἀνήρ · ὕπανδρος · φίλανδρος
25.165 · Attitudes and Emotions · Courage, Boldness
to be brave, to be courageous (a figurative extension of meaning of ἀνδρίζομαι ‘to be manly’ or ‘to become a man,’ not occurring in the NT) to exhibit courage in the face of danger
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἀνδρίζω: (ἀνήρ) ; to make a man of or make brave, (Xen. oec. 5, 4). Mid. pres. ἀνδρίζομαι; to show one’s self a man, be brave: 1 Co. xvi. 13 [A. V. quit you like men]. (Often in Sept.; Sir. xxxiv. 25; 1 Mace. ii. 64; Xen., Plat., App., Plut., al.)
Mounce Concise Greek Dictionary
ἀνδρίζομαι andrizomai 1x
to render brave or manly; mid. to show or behave one’s self like a man, 1 Cor. 16:13*
Abbott-Smith Greek Lexicon
ἀνδρίζω,
[in LXX for חזק, אמץ (Jos 1:6 ff., I Ch 22:19, al.; in II Ki 10:12, Ps 27:14 31:25 combined with κρατιοῦσθαι, as in I Co 16:13);]
to make a man of. Mid., to play the man (cf. MM, VGT, s.v.): I Co 16:13.†
Moulton & Milligan — Vocabulary of the Greek NT
ἀνδρίζομαι. P Petr ΤΙ. 40 (a)# (c. B.C. 233) (= Witkowski2, p. 41) μὴ οὖν ὀλιγοψυχήσητε, GAN ἀνδρίζεσθε- -α good parallel to I Cor 16%, ΟΥ̓ also BGU IV. 120518 (B.c. 28) μόνον ἀνδραγάθι ἐν τῆι ἀριθμήστι], ‘work hard” or the like (διανδρ. in 2. 1206'%, etc.), 1’ Oxy II. 2918 (a.D. 25-6) kal προέγραψ[ά σοι] ἀνδραγαθῖ[ν], “1 have already written to you to be firm” (Edd.). The adj. ἀνδρεῖος is found in a eulogy on the good deeds of the Emperor Aurelian, P Lips I. r1gii: 3 (A.D. 274) τηλικαῦτα ἀθρόως ἔχοντας ἀγαθὰ παρὰ τῆς ἀκηράτου μεγαλοδωρίας τοῦ ἀνδριοτάτου τῶν πώποτε Αὐτοκρατόρων Αὐρηλιανοῦ. The subst. is defined in Aristeas 199 (ed. Wendland) τί πέρας ἀνδρείας ἐστίν ; ὁ δὲ elev’ εἰ τὸ βουλευθὲν ὀρθῶς ἐν ταῖς τῶν κινδύνων πράξεσιν ἐπιτελοῖτο κατὰ πρόθεσιν, ‘‘ What is the the true aim cf courage?’ And he said, ‘ To execute in the hour of danger, in accordance with one’s plan, resolutions that have been rightly formed’” (Thackeray). Cf. OG/S 3397 (c. B.c. 120) προτρεπόμενος δὲ διὰ τῆς τοιαύτης φιλοδοξίας πρὸς ἄσκησιν καὶ φιλοπονίαν τοὺς νέους, ἐξ ὧν αἱ τῶν νεωτέρων ψυχαὶ πρὸς ἀνδρείαν ἁμιλλώμεναι καλῶς ἄγονται τοῖς ἤθεσιν πρὸς ἀρετήν.
Liddell-Scott-Jones — Greek-English Lexicon
ἀνδρίζω (andrizō) — to act like a man. ἀνδρίζω, make a man of, make manly, τοὺς γεωργοῦντας[Refs 5th c.BC+]
II. mostly in passive or middle, come to manhood, [Refs 5th c.BC+]
II.2. play the man, [NT+5th c.BC+]; dress like a man, [Refs 2nd c.AD+]
II.3. obscene meaning, [Refs 2nd c.AD+]; of a eunuch, ἀ. ἐπὶ γυναῖκα[Refs 2nd c.AD+]