rebate shop n. a gambling broker which guarantees to return a percentage of every bet to a bettor. (source: Double-Tongued Dictionary)
Further reading
Language from inside a monastery. A Benedictine monk shares terms from his world: For example, corporate prayer refers to praying as a group, not urging shares to return dividends. And did you know there’s a term of art for those annoying add...
Joan from Buffalo, New York, wants to know how to spell a particular word that means to spiff up, clean up, straighten, or fix. The word is zhuzh, which has had dozens of different spellings over the years because it’s primarily transmitted...