a cheap skate

a cheap skate

Someone who is reluctant to spend money. Oh, he'll never pay for a fancy hotel suite like that—he's a real cheap skate.
See also: cheap, skate

cheap skate

A stingy person, as in He's a real cheap skate when it comes to tipping. This idiom combines cheap (for "penurious") with the slang usage of skate for a contemptible or low individual. It has largely replaced the earlier cheap John. [Slang; late 1800s]
See also: cheap, skate

cheapskate

(ˈtʃipsket)
n. a miserly person; a very cheap person. (see also piker.) A 5 percent tip! What a cheapskate!