greenstamp
nounUK /ˈɡriːnstæmp/
US /ˈɡriːnstæmp/
A green stamp is a small green sticker or mark you get for doing something good.
The teacher gave Mia a greenstamp for helping clean up the classroom.
SYNONYMS
OTHER MEANINGS
2. A trading stamp given by shops that customers collect and exchange for goods.
Grandma saved every greenstamp from the grocery store in a little book.
3. A green ink mark used to show that something has been checked or approved.
The inspector put a greenstamp on the box to show it was safe.
4. A digital badge or icon shown in green to mark a task as complete.
When you finish the lesson, a greenstamp appears next to your name.