nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- A portable table consisting of a tray mounted on folding legs.
- A tray mounted on or in a piece of furniture, such as an airplane seatback, designed to fold or swing out of the way for storage.