smallest amount
noun phraseUK /ˈsmɔːlɪst əˈmaʊnt/
US /ˈsmɔːlɪst əˈmaʊnt/
The very littlest bit of something you can have.
She gave the smallest amount of cake to her brother.
OTHER MEANINGS
2. The lowest number or quantity that is allowed or possible.
Add the smallest amount of salt to the soup.
3. A very small part of something.
He spent only the smallest amount of time on his homework.
4. The least you can give or do.
The smallest amount you can pay is one dollar.