1. superlative form of untidy; most messy, disorganized, or not neat
Usage: superlative form

Examples

• Her bedroom was the untidiest room in the house.
• Of all the students’ desks, his was the untidiest.
• The untidiest corner of the garage was filled with old boxes.
• She had the untidiest handwriting in the class.
• The kitchen looked its untidiest after the dinner party.
• His untidiest habit was leaving clothes on the floor.