Dictionary.com
definitions
  • synonyms

concertina movement

noun
  1. a principle of table construction in which hinged sections of the frame, ordinarily folded inward out of sight, can be pulled into line with the parts of the frame ordinarily seen to permit the addition of leaves.
Show More
Also called concertina action.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018