1. Ease in moving, acting, or doing; aptitude: "an extreme facility in acquiring new dialects" (W.H. Hudson).
2. Readiness to be persuaded; pliability.
3. Something that facilitates an action or process. Often used in the plural. See synonyms at amenity.
4. Something created to serve a particular function: hospitals and other health care facilities.
5. facilities Informal. A restroom.

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.