STEP Greek Lexicon: φρουρέω

φρουρέω, -ῶ

(φρουρός, a guard), [in LXX: I Est.4:56, Jdth.3:6, Wis.17:16, 1Ma.11:3 * ;]

to guard, keep under guard, protect or keep by guarding: 2Co.11:32; metaphorically, Gal.3:23, Php.4:7, 1Pe.1:5.†

(AS)