What does the word amiss mean?

"Amis" is not a word in the English language. It's possible you meant "amiss," which has two main meanings:

1. Wrong, faulty, or improper: This is the most common usage. It suggests something is not as it should be, out of place, or incorrect.

* Example: "There was something amiss with the engine, making a strange rattling noise."

2. Missing, lacking, or absent: This meaning is less common but still valid. It implies a deficiency or a feeling of something being incomplete.

* Example: "The team was aware that something was amiss in their strategy."

In summary: "Amis" is not a word. "Amis" is likely a misspelling of "amiss," which means wrong, faulty, or missing.