Dictionary entry

ἐκπνέω

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

* ἐκ-πνέω, -ῶ,

to breathe out; sc. βίον, ψυχήν (expressed in cl., Æsch., al.; cf. LS, s.v.), to breathe one's last, expire: Mk 15:37, 39Lk 23:46. For force of aorist, v. Swete, Mk 15:37.†