the place where you go to get on an airplane a small paper book that gives information about a product or service someone who pays for a service when something must be finished the business or central part of a city or town a book or manual that is in electronic form a machine that sends, receives, and prints copies of documents using a telephone line resources or things bought or sold a written request for payment for the goods and services listed to do with reason a written reminder to do something a form of address for a man the hour of the day give back money that has already been paid to put something on hold for use later, e.g., car, hotel room with honesty at some unknown point in time a person who is in charge of someone or something a holiday or break from work a building or room where things are made or repaired