card house

/ˈkɑrd ˌhaʊs/
noun
  1. A structure built by stacking playing cards, often used as a game or a symbol of something fragile.
    • The child carefully built a card-house on the living room table.
    • He spent an hour constructing a card-house with three levels.
    • She watched her card-house collapse when someone opened the window.
  2. Something that is very fragile, unstable, or likely to fall apart easily, especially a plan, system, or relationship.
    • Without trust, their friendship was just a card-house waiting to collapse.
    • The peace agreement turned out to be a card-house, falling apart after one disagreement.
    • Their business plan was a card-house that crumbled at the first sign of trouble.
What does "card house" mean? | whatsthatwordmean | whatsthatwordmean