Examples of use of UNDERHAND
1. On a second occasion, I caught him underhand again.
2. We have no intention of doing anything underhand, he said.
3. "You can‘t build a bridge of confidence with the scaffolding of lies and underhand dealing.
4. He was a gentleman in all his dealings, never underhand, always scrupulous.
5. Having failed to achieve their ends through diplomacy, the British resorted to sinister underhand means.