ichidan verb, intransitive verb
be stingy; be tightfisted
Colloquial and somewhat derogatory; describes a person who is cheap or miserly in a petty way.
あいつはいつも割り勘を避けて、本当にしみったれてる。
That guy always avoids splitting the bill; he's really stingy.
そんなにしみったれないで、たまにはおごって
Don't be so tightfisted; treat me once in a while.