ずっこける

Also written ズッコケる

Meanings

1. Ichidan verb, Intransitive to fall down (e.g. off a chair); to slip down (e.g. one's eyeglasses); to slide down
2. to make a fool of oneself
3. to whoop it up; to be on the spree; to cut loose; to mess around

Jinuma: Japanese Dictionary · Word lists