ずっこける

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

Other writings and readings

JMdict entry 2154270. Source and licence.