The Collaborative International Dictionary of English v.0.48:
gaolbreak \gaolbreak\ n. an escape from jail; same as jailbreak. [Chiefly Brit.] Syn: break, breakout, jailbreak, prisonbreak, prison-breaking. [WordNet 1.5]WordNet (r) 3.0 (2006):
gaolbreak n 1: an escape from jail; "the breakout was carefully planned" [syn: break, breakout, jailbreak, gaolbreak, prisonbreak, prison-breaking]