penny-pincher

US /ˈpen.i ˌpɪn.tʃər/

1.

a person who is unwilling to spend money:

:

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He takes offense at the notion he's a penny-pincher, insisting all his workers are paid above minimum wage.

:

penny penny whistle a pretty penny the penny drops spend a penny a penny for your thoughts be penny-wise and pound-foolish