1. The prosecutor had an ace in the hole: an eyewitness.

2. As a strategy, it's better than an ace in the hole.

3. Your competitors do not know that you are an ace in the hole.

3. is a online sentence dictionary, on which you can find good sentences for a large number of words.

4. His strength in a crisis is an ace in the hole.

5. The local team has an ace in the hole with the new player.

6. An ace in the hole is any argument, plan or thing kept hidden until needed. It is used especially when it can turn failure into success.

7. George seems awfully confident.He must have an ace in the hole.

8. Tom seems awfully confident. He must have an ace in the hole.

9. The football team has a new play they are keeping an ace in the hole the big game.

10. When Tom bet all his money in the game he did not know that the gambler had an ace in the hole and would win it from him.

11. The football team has a new play that they are keeping as an ace in the hole for the big game.

12. Navy and Air Force dominate easily, and a huge nuclear deterrent as an ace in the hole, and the United States is easily the most strategically secure great power in history.