- Oust is defined as to get rid of something or someone.
An example of oust is to kick a tyrant out of power.
Origin of oustAnglo-French ouster ; from Old French (Fr ôter) ; from Classical Latin ostare, to obstruct ; from ob-, against (see ob-) + stare, to stand
transitive verboust·ed, oust·ing, ousts
- To eject from a position or place; force out: “the American Revolution, which ousted the English” (Virginia S. Eifert).
- Law To effect an ouster of (a party) from a property.
Origin of oustMiddle English ousten, from Anglo-Norman ouster, from Latin obstāre, to hinder; see obstacle.
(third-person singular simple present ousts, present participle ousting, simple past and past participle ousted)