break out, v.i.1aThe war broke out, thosaigh an cogadh. A fire broke out in the house, chuaigh an teach trí thine. Disease broke out among them, tháinig aicíd orthu. bHer face broke out into pimples, tháinig lear goiríní ar a haghaidh. He broke out into a sweat, thosaigh sé ag suaitheadh allais. 2aTo break out of prison, éalú as príosún. bTo break out into excesses, dul thar an measarthacht. 3Scairtim (ag gáire, etc.).