CLACK

Definition of CLACK

  1. (verb)make a rattling sound
  2. (verb)make a clucking sounds, characteristic of hens
  3. (verb)speak (about unimportant matters) rapidly and incessantly
  4. (noun)a sharp abrupt noise as if two objects hit together; may be repeated
  5. (noun)a simple valve with a hinge on one side; allows fluid to flow in only one direction