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1. Gather or bring together
   "muster the courage to do something"; "muster up the courage to do something"
   - rally, summon, come up, muster up
    
2. Call to duty, military service, jury duty, etc.

1. A gathering of military personnel for duty
   "he was thrown in the brig for missing muster"
    
2. Compulsory military service
   - conscription, draft, selective service

Derived forms: mustered, mustering, musters

Type of: assemblage, call, collect, garner, gather, gathering, militarisation [Brit], militarization, mobilisation [Brit], mobilization, pull together, send for

Encyclopedia: Muster Muster, Switzerland