Making your body thinner or losing weight.
Slimming can make people feel good about themselves. It's often associated with being healthy and looking better.
Examples:
She is slimming down for the wedding.
He is slimming by eating less junk food.
They are slimming to fit into their old clothes.
We are slimming to look good in our swimsuits.
The slimming process takes time and effort.
I am slimming down to be as thin as a stick.