American English

Definition of seize up phrasal verb from the Oxford Advanced American Dictionary

 

seize up

 phrasal verb
phrasal verb
 
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Phrasal Verbs
  1. 1(of the parts of a machine) to stop moving or working correctly The engine suddenly seized up.
  2. 2if a part of your body seizes up, you are unable to move it easily and it is often painful
See the Oxford Advanced Learner's Dictionary entry: seize up