not knowing or realizing that something is happening or that something exists unaware of something He was completely unaware of the whole affair. unaware that… She was unaware that I could see her. opposite awareExtra examples He remained blissfully unaware of any plotting against him. Most humans are largely unaware of the workings of their own minds. They were apparently unaware that the girl was only 15. UN officials were seemingly unaware of what was happening in the country.