having a tooth or a set of teeth that is not straight or regular or that sticks out

Crocodiles are most easily distinguished from alligators by their narrower, snaggle-toothed snouts. 鳄鱼最容易与短吻鳄区分开来的地方是它们更窄的、长着乱齿的鼻子。

The snaggletoothed singer was advised by his manager to see a dentist. 这位牙齿不整的歌手被经纪人建议去看牙医。