from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To crush together or press into wrinkles; rumple.
- transitive v. To cause to collapse.
- intransitive v. To become wrinkled.
- intransitive v. To collapse: a regime that finally crumpled.
- n. An irregular fold, crease, or wrinkle.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A crease, wrinkle, or irregular fold.
- v. To rumple; to press into wrinkles by crushing together.
- v. To cause to collapse.
- v. To become wrinkled.
- v. To collapse.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To draw or press into wrinkles or folds; to crush together; to rumple.
- intransitive v. To contract irregularly; to show wrinkles after being crushed together.
from The Century Dictionary and Cyclopedia
- To make crooked; deform; distort into curves.
- To draw or press into irregular folds; rumple; wrinkle.
- To contract into wrinkles; shrink; shrivel.
- n. That which is crumpled, shriveled, or pressed into wrinkles; an irregular fold or wrinkle.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. become wrinkled or crumpled or creased
- v. fall apart
- v. to gather something into small wrinkles or folds
- v. fold or collapse
Middle English crumplen, probably frequentative of crumpen, to curl up; see crumpet.(American Heritage® Dictionary of the English Language, Fourth Edition)