What is the meaning of crumpled?

verb

• Fall apart.
  • usage: "the building crumbled after the explosion"; "Negotiations broke down"
  • synonyms: crumble, crumple, tumble, break down, collapse
• Fold or collapse.
  • usage: "His knees buckled"
  • synonyms: buckle, crumple
• To gather something into small wrinkles or folds.
  • usage: "She puckered her lips"
  • synonyms: pucker, rumple, cockle, crumple, knit
• Become wrinkled or crumpled or creased.
  • usage: "This fabric won't wrinkle"
  • synonyms: rumple, crumple, wrinkle, crease, crinkle

adjective

• Of metal e. G..
  • usage: "bent nails"; "a car with a crumpled front end"; "dented fenders"
  • synonyms: bent, dented