accordion

/əˈkɔrdiən/
noun
  1. A musical instrument with a keyboard and bellows that you push and pull to produce sound.
    • Learning the accordion takes practice because you have to coordinate your hands.
    • The old man carried his accordion in a large case.
    • She played a lively tune on the accordion at the festival.
Synonyms
adjective
  1. Folding or collapsing like the bellows of an accordion.
    • We used an accordion file to store the receipts.
    • The accordion folder kept all the documents organized.
    • The accordion-style gate expanded to block the entrance.
What does "accordion" mean? | whatsthatwordmean | whatsthatwordmean