Source : WordNet®

break out
     v 1: start abruptly; "After 1989, peace broke out in the former
          East Bloc" [syn: {erupt}]
     2: begin suddenly and sometimes violently; "He broke out
        shouting"
     3: move away or escape suddenly; "The horses broke from the
        stable"; "Three inmates broke jail"; "Nobody can break
        out--this prison is high security" [syn: {break}, {break
        away}]
     4: take from stowage in preparation for usage
     5: become raw or open; "He broke out in hives"; "My skin breaks
        out when I eat strawberries"; "Such boils tend to
        recrudesce" [syn: {erupt}, {recrudesce}]