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has clammed
  • present perfect of clam (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

With the Browns due to visit the Vikings on Sunday, the communication between Stefanski and Kubiak has clammed up for obvious reasons.

From Seattle Times • Sep. 30, 2021

A workplace that once encouraged workers to express their feelings has clammed up.

From New York Times • Nov. 25, 2017

"Everybody has clammed up," said John Bambenek, a manager of threat research at Fidelis Cybersecurity.

From Reuters • Feb. 8, 2017

Beside me, the brave and mighty Hamza has clammed up.

From "Without Refuge" by Jane Mitchell