Real Dictionary

waiter
countable noun: A waiter is someone, especially a man, who works in a restaurant, serving people with food and drink.

waiter in American English
a person who waits or awaits
intransitive verb: to work or serve as a waiter
noun: a person, esp. a man, who waits on tables, as in a restaurant

waiter in British English
a boy, youth, or young man
noun: a waiter in a restaurant
noun: a waiter or male servant, esp if French
noun: someone, esp a man, whose occupation is to serve at table, as in a restaurant

waiter in Hospitality
noun: A waiter is a man who works in a restaurant, serving people food and drink.