Definition of "crumple"

crumple

/ˈkɹʌmpəl/

noun
plural crumples
1. A crease, wrinkle, or irregular fold.
verb
third-person singular simple present crumples, present participle crumpling, simple past and past participle crumpled
1. (transitive) To rumple; to press into wrinkles by crushing together.
2. (transitive) To cause to collapse.
3. (intransitive) To become wrinkled.
4. (intransitive, figurative) To collapse; to surrender.
  Quotations
  Yes, Juve were unfortunate, in the extreme, with the deflected goal from Casemiro that gave Madrid a 2-1 lead just after the hour. From that point onwards, however, it was staggering to see a team renowned for defensive structure crumple this way.
  2017 June 3, Daniel Taylor, “Real Madrid win Champions League as Cristiano Ronaldo double defeats Juv”, in The Guardian (London)‎