Lexical Definition

‎ἐμπνέω‎ empnéō (emp-neh'-o) to breath into ^G:V
from ‎ἐν‎ and ‎πνέω‎

breathe.

• to inhale, i.e. (figuratively) to be animated by (bent upon)

Abbott-Smith

ἐν-πνέω, -ῶ (Rec. ἐμπ-, v.s. ἐν) [in LXX: De 20:16, Jos 10:28 ff. Jos 11:11, 14 (ptcp. neut., for נֶפֶשׁ, נְשָׁמָה), Wi 15:11 * ;]
1. to breathe on.
2. to breathe;
(a) absol.;
(b) c. gen. part.: fig., ἀπειλῆς κ. φόνου, Ac 9:1.†

Abbott-Smith References

Liddell-Scott-Jones

ἐμπνέω,

poetry ἐμ-πνείω, future -πνεύσομαι[Refs 5th c.BC+]; later -πνεύσω [Refs 5th c.AD+]:—blow or breathe upon, with dative, πόντῳ [Refs 8th c.BC+]; ἐμπνείοντε μεταφρένῳ, of horses so close behind as to breathe upon one's back, [Refs 8th c.BC+]; of a lover, [Refs 5th c.AD+]; κατ᾽ οὖρον, ὥσπερ ἱστίοις, ἐμπνεύσομαι τῇδε E.[same place]; ἄνεμος ἐμπνεύσας δορί [Refs]; [αὐλοῖς] ἐμπνεῖν breathe into, play the flute, [Refs 7th c.BC+]:—passive, ἐμπνεόμενα ὄργανα [Refs 2nd c.AD+]

__2 absolutely, breathe in, inhale, [Refs 5th c.BC+]; but usually,
__2.b breathe, live, be alive, [Refs 5th c.BC+]; τὰ ἐμπνέοντα, ={ἔμψυχα}, [Refs 3rd c.BC+]; of one expiring, βλέποντα κἀμπνέοντ᾽ ἔτι [ἐμπνέων ἔτι [prev. author] “Hipp.” 1246. ">Refs 5th c.BC+]
__3 with genitive, breathe of, be laden with, Ἀραβίης ὀδμῆς [NT+5th c.AD+]
__II transitive, blow into, ἄνεμος μέσον ἱστίον ἐ. swell the sail, [Refs 5th c.BC+]
__II.2 breathe into, infuse into, μένος, θάρσος. τινί, [Refs 8th c.BC+]; [Μοῦσαι] ἐνέπνευσαν δέ μοι αὐδήν [Refs 8th c.BC+]infinitive pro accusative, φᾶρος ἐνέπνευσε φρεσὶν ὑφαίνειν breathed into my mind (i.e. inspired me with the thought) to weave it, [Refs 8th c.BC+]:— passive, to be inspired, ὑπὸ θεοῦ [Refs 1st c.AD+]

_{LSJ Scripture Refs: Acts.9.1}