Bedeutung von "clam up" - als Fremdsprache

clam up

informal phrasal verb with clam uk us /klæm/ verb (present participle clamming, past tense and past participle clammed)

to suddenly stop talking, usually because you are embarrassed or nervous:

He was afraid he would clam up in front of the television camera.

(Definition von "clam up" von Cambridge Learner's Dictionary © Cambridge University Press)