unhorse

From Middle English unhorsen, equivalent to un- +‎ horse.

• Rhymes: -ɔː(ɹ)s

unhorse (third-person singular simple present unhorses, present participle unhorsing, simple past and past participle unhorsed)

1. To forcibly remove from a horse.

   The knight was unhorsed when his opponent's lance struck his shield.

2. (by extension) To disrupt or unseat; to remove from a position.

   The incumbent governor was unhorsed by the scandal that broke during his reelection campaign.