noun, noun which may take the genitive case particle 'no'
thrifty person; stingy person; tight-fisted person
Describes someone who is careful with money, ranging from frugal to miserly depending on context. Often carries a slightly negative nuance of being overly tight with money.
彼は締まり屋で、いつも一番安いものを買う。
He is a thrifty person and always buys the cheapest things.
あの締まり屋の社長は、社員にコーヒーすらおごらない。
That stingy boss won't even treat his employees to coffee.
Compound of 締まり (しまり, 'tightness, frugality') and 屋 (や, suffix for a person with a certain trait). The exact historical derivation is uncertain, but the word has been used since at least the Edo period to describe a person who is tight with money.