| And efforts to gather information from workers who had a lucky escape at the site were in vain as they simply clammed up. |
| Needless to say, the people that clammed up were not invited back for a second interview. |
| This was a problem, because around my crushes I clammed up and became quieter and clumsier than ever. |
| I was born and raised in this state, clammed in its waters, went to school here, married a native New Yorker. |
| But when I asked him for his opinion of missile-defense programs, the garrulous old scientist suddenly clammed up. |
| She replied that she wasn't talking about me, but when I asked her who was she talking about, she clammed up and could not answer. |
