extramoney
nounUK /ˌekstrəˈmʌni/
US /ˌekstrəˈmʌni/
Money you get that is more than what you usually have.
She earned extra money by walking her neighbor's dog.
RELATED WORDS
OTHER MEANINGS
2. Money set aside for unexpected costs.
They kept extra money in a jar for emergencies.
3. Payment for work done beyond normal hours.
He got extra money for working on Saturday.
4. A small amount of cash kept for small purchases.
I brought extra money to buy snacks at the game.