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- a casual item of clothing, a top with no sleeves
- the top of a ship's bilge tank, usually the lowest horizontal surface on board
2004: The service makes available, during limited weekend hours, a handful of the company's items – cargo shorts, tank tops, and the like – to the Hamptons house guest who discovers that he can't make it to Monday without purchasing one of those weird madras patchwork blazers — The New Yorker, 30 August 2004, p.38
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