waiter

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. One who serves at a table, as in a restaurant.
2. n. A tray or salver.

Century Dictionary and Cyclopedia

1. n. A watcher.
2. n. A watchman; a guard or keeper.
3. n. One who waits; one who abides in expectation of the happening of some event, the arrival of some appointed time, some opportunity, or the like.
4. n. A domestic servant. Specifically—
5. n. A waiting-woman.
6. n. A man-servant who waits at table: applied more commonly to those who serve in hotels or restaurants.
7. n. An officer in the employ of the British custom-house. See coast-waiter, tide-waiter.
8. n. A tray; a salver.

Wiktionary

1. n. A male or sometimes female attendant who serves customers in a restaurant, cafe or similar.
2. n. literally Someone who waits for somebody or something, a person who is waiting, the one waiting.

GNU Webster's 1913

1. n. One who, or that which, waits; an attendant; a servant in attendance, esp. at table.
2. n. A vessel or tray on which something is carried, as dishes, etc.; a salver.

WordNet 3.0

1. n. a person who waits or awaits
2. n. a person whose occupation is to serve at table (as in a restaurant)