1ADV [ADVERB after verb]对半;各半;均(分)地 If something such as money or property is divided or shared fifty-fifty between two people, each person gets half of it. 对半;各半;均(分)地 [informal]
The proceeds of the sale are split fifty-fifty.
出售的收益双方平分。
Fifty-fifty is also an adjective.
The new firm was owned on a fifty-fifty basis by the two parent companies.
这个新公司由两家母公司各持一半股份。
2ADJ [usually ADJ n](发生概率)一半一半的，百分之五十的 If there is a fifty-fifty chance of something happening, it is equally likely to happen as it is not to happen. (发生概率)一半一半的，百分之五十的 [informal]