半々 (はんはん, hanhan) Japanese meaning: half and half | KotomoraThe chances of success are fifty-fifty.
Mix milk and water half and half.
Usage patterns
〈物〉を半々に分けるto split something fifty-fifty
We decided to split the cost fifty-fifty.
〈物〉を半々に混ぜるto mix two things in equal parts
I mix milk and soy milk in equal parts and drink it.
半々の確率で〈事〉with a fifty-fifty chance of something
I think we have a fifty-fifty chance of winning the match.