1. the quality or state of being thin or having little body fat
2. the quality of being narrow or having little width
3. the quality of being small in amount or degree

Examples

• Her natural slimness made it easy to find clothes that fit well.
• The model’s slimness was admired in the fashion industry.
• The slimness of the phone made it easy to carry in a pocket.
• The slimness of our budget meant we had to be very careful with expenses.
• The slimness of the margin between the two candidates surprised everyone.
• Despite eating regularly, his slimness remained constant throughout his twenties.