(adjective) Of the most contemptible kind.

abject, low-down, scummy, miserable, low.

It was a scurvy trick to play on a helpless old lady, but he was desperate for money and therefore went along with the plan to swindle her out of her life savings.

It was a scurvy trick to play on a helpless old lady, but he was desperate for money and therefore went along with the plan to swindle her out of her life savings.