Meaning & Definition
adjective
not having knowledge or awareness of something
She was unaware of the changes being made to the schedule.
lacking consciousness or attention
He was blissfully unaware of the problems brewing at work.
not conscious or informed about something
They were unaware of the potential risks involved in the project.
not realizing or recognizing something
The child was unaware of the danger as he wandered close to the road.
Etymology
From 'un-' meaning 'not' + 'aware', from Middle English 'awaren', from Old English 'gewær'.
Common Phrases and Expressions
blissfully unaware:
In a state of happiness while lacking knowledge of some unpleasant reality.
totally unaware:
Completely lacking awareness.
keep someone unaware:
To ensure someone does not know about something.
Slang Meanings
Clueless
He was totally clueless about the meeting changes.
Out of the loop
I've been so busy, I'm out of the loop on the latest gossip.