break out

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb intransitive To escape, especially forcefully or defiantly.
• verb transitive (idiomatic) to bring out, use, or present
• verb transitive to separate from a bundle
• verb intransitive To begin suddenly; to emerge in a certain condition.
• verb intransitive To suddenly get pimples, especially on one's face.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb start abruptly
• verb move away or escape suddenly
• verb become raw or open
• verb take from stowage in preparation for use
• verb begin suddenly and sometimes violently