from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A small hexagonal accordion with bellows and with buttons for keys.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A musical instrument, like the various accordions, that is a member of the free-reed family of musical instruments, typically having buttons on both ends.
- n. Something resembling a concertina, such as a folded book, a bus door or a set of picture frames that are folded together.
- n. A type of booklet label, consisting of up to 32 pages of booklet as an insert.
- v. to become compressed into a shape reminiscent of a concertina
- v. to be drawn closer and farther apart repeatedly, or up and down, as if situated on a working concertina's folds
from the GNU version of the Collaborative International Dictionary of English
- n. A small musical instrument on the principle of the accordion. It is a small elastic box, or bellows, having free reeds on the inside, and keys and handles on the outside of each of the two hexagonal heads.
from The Century Dictionary and Cyclopedia
- n. A musical instrument invented by Professor Wheatstone, the principle of which is similar to that of the accordion.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. coiled barbed wire used as an obstacle
- n. free-reed instrument played like an accordion by pushing its ends together to force air through the reeds
- v. collapse like a concertina
concert + Italian -ina, feminine diminutive suff.(American Heritage® Dictionary of the English Language, Fourth Edition)