| Amazon is famously closemouthed, and no Amazon executive has been willing to appear publicly to defend the company's position. |
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| The success rate in these operations is a matter of intense speculation, given the authorities' closemouthed stance on the matter. |
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| Although Google thrives on information, it is closemouthed about itself, as the Street View episode shows. |
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| Some people say I'm too closemouthed and I don't give anyone a chance to know me, and others — such as you or my daughter — maintain that I'm self-critical as a ploy to keep their attention focussed on me. |
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| Men are very closemouthed when it comes to their health. |
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| Instructors were notoriously closemouthed about their gunnery techniques. |
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