古フランス語のosterから、追い出す、追い払う、ラテン語のobstareから、反対側に立つ、防ぐ、妨げる、ob-, relative, opposite, -st, to stand, standと語源的には同じ。語源的発展 obviateと比較する。
英語の語源
oust
oust: see obstetric
oust (v.)
early 15c., from Anglo-French oster (late 13c.), Old French oster "remove, take away, take off; evict, dispel; liberate, release" (Modern French ?ter), from Latin obstare "stand before, be opposite, stand opposite to, block," in Vulgar Latin, "hinder," from ob "against" (see ob-) + stare "to stand," from PIE root *sta- "to stand" (see stet). Related: Ousted; ousting.
例文
1. The legislative body had voted to oust the country 's onetime rulers.
立法機関は投票を通じて同国の元指導者を追い出した。
2.The president has gone along with the hardliners lest they be tempted to oust him.
大統領は、退陣を急ぐ考えが出ないように強硬派の意見に同意した。
3.Last week they tried to oust him in a parliamentary vote of no confidence.
先週、彼らは議会の不信投票で彼を罷免しようとした。/
4.Baby cuckoos oust other baby birds from their nests.