boomerang
n.— «In fact, last year, 13 per cent of those hired by the company were returnee employees, also known as “boomerangs.”» —“Accounting firm makes sure to stay in touch with past staff” by Ann Kerr Globe and Mail (Toronto, Can.) June 30, 2004. (source: Double-Tongued Dictionary)
Further reading
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...
There are eight major planets, but more than a million minor ones, including asteroids. If you discover one, you get the honor of naming it. The Dictionary of Minor Planet Names includes minor planets named for rock bands, jazz musicians, poets, and...