break out
— Phrasal Verb with break
/breɪk/ verb (past tense broke, past participle broken)
START › If a fire, war, disease, etc breaks out, it starts suddenly: A fight broke out among the crowd.
ESCAPE › to escape from prison: to break out of jail
break out in a rash/sweat, etc › to suddenly have spots or sweat (= salty liquid) appear on your skin