1. not aware of or not concerned about what is happening around one

Examples

• She was oblivious to the noise coming from the construction site.
• He walked through the crowd, oblivious to the stares he was receiving.
• The children played happily, oblivious to their parents’ worried conversation.
• She seemed oblivious of the fact that everyone was waiting for her.
• Lost in thought, he was oblivious to the rain soaking his clothes.
• The driver was oblivious to the speed limit signs along the highway.