Pronunciation: (bilt'in"), [key]
1. built so as to be an integral and permanent part of a larger construction: The wall has a built-in bookcase.
2. existing as a natural or characteristic part of something; inherent: a built-in contempt for daydreaming.
1. a built-in piece of furniture or appliance.
2. an additional feature or capability, as of a machine or a service: a car with power steering, power brakes, and other built-ins.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.