1. the quality or state of being covered with or containing dust
2. a dull or hazy appearance or quality

Examples

• The dustiness of the old attic made it difficult to breathe.
• She wiped away the dustiness from the antique furniture.
• The dustiness in the air increased as the wind picked up.
• The photograph had a dustiness to it that gave it a vintage feel.
• After cleaning, the dustiness that had accumulated over months was finally gone.
• The dustiness of the desert landscape stretched for miles in every direction.