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halt

2 verb
     
halt2
1 [transitive] to prevent someone or something from continuing - used especially in news reports [= stop]:
The government has failed to halt economic decline.
Safety concerns have led them to halt work on the dam.
2 [intransitive] to stop moving:
The parade halted by a busy corner.
3

halt!

used as a military order to tell someone to stop moving or soldiers to stop marching:
Company halt!
Halt! Who goes there?

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