What does "crash" mean?

Crash: To make a loud, clattering sound, as of many things falling and breaking at once; to break in pieces with a harsh noise. Roofs were blazing and walls crashing in every part of the city. Macualay.

Additional senses

  1. 2.To break with violence and noise; as, the chimney in falling crashed through the roof.
  2. 3.A loud, sudden, confused sound, as of manu things falling and breaking at once. The wreck of matter and the crash of worlds. Addison.
  3. 4.Ruin; failure; sudden breaking down, as of a business house or a commercial enterprise.
  4. 5.Coarse, heavy, narrow linen cloth, used esp. for towels.

Sources