coloring
nounUK /ˈkʌl.ər.ɪŋ/
US /ˈkʌl.ɚ.ɪŋ/
Coloring is when you put colors on a picture with crayons or pencils.
The kids spent the afternoon coloring in their books.
OTHER MEANINGS
2. The colors of a person's skin, hair, and eyes.
The bird's bright coloring helps it hide in the leaves.
3. A substance used to give something a color.
This juice has no artificial coloring.
4. The way something looks or seems.
Her story had a sad coloring to it.