/'krʌmpl; `krʌmpl/
v
1 [I, Ipr, Ip, Tn, Tn.pr, Tn.p] ~ (sth) (into sth); ~ (sth) (up) (cause sth to) be pressed or crushed into folds or creases （将某物）压皱
*material that crumples easily 容易起皱的衣料
* a crumpled (up) suit 皱皱巴巴的一套西装
* The front of the car crumpled on impact. 汽车的前部被撞瘪了.
* He crumpled the paper (up) into a ball. 他把那张纸揉成一团.
* (fig 比喻) The child's face crumpled up and he began to cry. 孩子脸一皱哭了起来.
2 [I, Ip] ~ (up) (fig 比喻) come suddenly to an end; collapse 垮掉; 崩溃
*Her resistance to the proposal has crumpled. 她对这个建议的抵触情绪化为乌有了.

v
[Date: 1300-1400; Origin: crump 'to curl up' (14-19 centuries), from crump, crumb 'bent' (11-18 centuries), from Old English]
[I and T]alsocrumple up
to crush something so that it becomes smaller and bent, or to be crushed in this way
　Dan tore the page out, crumpled it, and threw it in the wastepaper basket.
[I]
if your face crumples, you suddenly look sad or disappointed, as if you might cry
[I]
if your body crumples, you fall down in an uncontrolled way
crumple to
　The blow hit him in the head and he crumpled to the ground.