ἐξ-αγοράζω

[in LXX: καιρόν ὑμεῖς ἐξαγοράζετε (זְבַן), Dan LXX TH Dan.2:8 * ;]

__1. to redeem, ransom (esp. of slaves): metaphorically, Gal.3:13 4:5.

__2. to buy up; mid. to buy up for oneself: τ. καιρόν, Eph.5:16, Col.4:5 (Cremer, 60).†

(AS)

to redeem, ransom; to buy up; to buy up for oneself