ADJ [ADJ n]以前的;从前的;一度的One-time is used to describe something such as a job, position, or role which someone used to have, or something which happened in the past. 以前的;从前的;一度的 [journalism]
She's 87 years old, and a one-time member of the Ziegfeld Follies.
她现年87岁,曾经是齐格菲尔时事讽刺剧团的成员之一。
The legislative body had voted to oust the country's onetime rulers.