1. superlative form of blank; most empty, void, or lacking expression
Usage: superlative form

Examples

• She gave him the blankest stare he had ever seen.
• The blankest page in the notebook caught his attention.
• His face wore the blankest expression during the entire meeting.
• That was the blankest wall in the entire building.
• Her mind felt at its blankest after the long exam.
• The blankest look crossed her face when asked the question.