breakoutbreak·out /ˈbreɪkaʊt/ noun [countableC]1MARKETINGa very successful product, especially one that comes after a company has produced some less successful onesThis might be the breakout product we’ve been looking for.
2ACCOUNTINGmore detailed information referring to part of a set of figuresThe report gives detailed breakouts of wage changes.
3a sudden increaseOil prices were on the edge of a major breakout, but turned down in late trading.