Real Dictionary

break even in American English
to have one's profits equal one's losses; neither gain nor lose
verb: If a business or person breaks even, they earn as much money as they spend but they do not make a profit or a loss.
verb: If a company breaks even, the money that it makes from the sale of goods or services is equal to the money that it has spent, so that there is neither profit nor loss.

break even in British English
designating that point, as in a commercial venture, at which income and expenses are equal
to finish a business transaction, period of gambling, series of games, etc., with no loss or gain
to finish as neither a winner nor a loser
adjective: having income exactly equal to expenditure, thus showing neither profit nor loss
noun
noun: the level of commercial activity at which the total cost and total revenue of a business enterprise are equal
verb: to attain a level of activity, as in commerce, or a point of operation, as in gambling, at which there is neither profit nor loss