simple past tense and past participle of break even

(military) The firing of a gun after the last note of the retreat, signalling the lowering of the flag at sunset; the gun thus fired.

plural of even function

plural of break-even

(business, management) The level of revenues sufficient to cover costs.

that is characterized by the level of revenues just sufficient to cover costs

past participle of break even

(transitive) To make even; to make level. / (intransitive) To become even. / (finance) To secure a profit to offset a previous loss.

(idiomatic, intransitive, often followed by with) To attain the same level as a competitor.

Having equanimity.