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clam up |
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clam up to say nothing. (Closing one's mouth in the way that a clam closes up.) The minute they got him in for questioning, he clammed up. You'll clam up if you know what's good for you. clam up to refuse to talk or answer Every time I think he's going to tell me what's bothering him, he just clams up. Etymology: based on the behavior of a clam (a sea creature), which quickly closes its shell when something touches it How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Vogel explains how clams use muscle to clam up, how birds use it to fly, and how people have designed tools based on it. And that's how we feel about the latest bit of silliness by Fortune magazine: Clam up. Shelby lives in a shell, so it will clam up if it's scared or sleeping |
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