impale on

impale (someone, something, or oneself) on (something)

1. To stab someone or something with something. They used to impale their victims on pikes, I swear!2. To be stabbed with or by something. In this usage, a noun or pronoun is used between "impale" and "on." You're going to impale yourself on one of those sharp rocks if you're not careful!See also: impale, on

impale someone or something on something

to put someone or something on a pointed object and press down. The crowd had impaled an effigy of the dictator on a sharpened stick. The waves almost impaled me on a submerged tree branch.See also: impale, on