muster

muster (http://definr.com/muster)

     n 1: a gathering of military personnel for duty; "he was thrown
          in the brig for missing muster"
     2: compulsory military service [syn: conscription, draft, {selective
        service}]
     v 1: gather or bring together; "muster the courage to do
          something"; "she rallied her intellect"; "Summon all
          your courage" [syn: rally, summon, come up, {muster
          up}]
     2: call to duty, military service, jury duty, etc.