What is the meaning of Waiter?

A male or female attendant who serves customers at their tables in a restaurant, café or similar.

Someone who waits for somebody or something; a person who is waiting.

A person working as an attendant at the London Stock Exchange.

A vessel or tray on which something is carried, as dishes, etc.; a salver. (See etymology of dumbwaiter.)

A custom house officer; a tide waiter.

A watchman.

To work as a waiter.

Alternative form of gaitier

Source: wiktionary.org