1. superlative form of deaf: most unable to hear or having the greatest degree of hearing loss
Usage: superlative form
2. superlative form of deaf: most unwilling to listen or pay attention
Usage: figurative; superlative form

Examples

• Among all the patients, she was the deafest and required the most powerful hearing aid.
• The deafest member of the group relied entirely on sign language.
• He was the deafest to criticism of anyone on the team.
• The politician remained the deafest to public concerns about the new policy.
• Of all the students, Tom was the deafest to his teacher’s warnings about studying.
• She was the deafest person in the room when it came to taking advice.