Bolt many together? (8)

I believe the answer is:

stampede

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'bolt' is the definition.
(thesaurus)

I can't explain the rest of the clue.

(Other definitions for stampede that I've seen before include "Sudden mad rush" , "Sudden rush of people" , "Chaotic rush" , "Headlong rush of a group in panic" , "herd scatter wildly" .)

I've seen this clue in The Globe and Mail.

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