- Original: ἀγρυπνέω - Transliteration: Agrupneo - Phonetic: ag-roop-neh'-o - Definition: 1. to be sleepless, keep awake, watch 2. to be circumspect, attentive, ready - Origin: ultimately from G1 (as negative particle) and G5258 - TDNT entry: 07:38,2 - Part(s) of speech: Verb - Strong's: Ultimately from G1 (as negative particle) and G5258 ; to be sleepless that is keep awake: - watch. Total KJV Occurrences: 2 • watch, 1 Hebrews 13:17 • watching, 1 Eph 6:18