Scrooge (noun)

1. A person who is extremely miserly and unwilling to spend money.
2. A person who is ungenerous or uncharitable, especially towards the poor.

Origin:

Derived from the name of the character ebenezer scrooge, created by charles dickens in his 1843 novel a christmas carol.

Examples:

1. He was known as a scrooge, always looking for ways to save money.
2. She was a scrooge when it came to charitable donations.
3. The old scrooge finally softened and began to give money to charity.
4. The miserly scrooge refused to give money to the beggar.
5. His reputation as a scrooge made it difficult for him to make friends.