Sentence examples for a three-way from inspiring English sources

"a three-way" is correct and usable in written English.
It is typically used as an adjective phrase to describe something that involves three people, things, or directions. Here are some examples: - "We had a three-way conversation about the project." - "The decision was made in a three-way vote." - "The intersection is a three-way stop." - "The game turned into a three-way tie for first place." - "The company is considering a three-way partnership with two other organizations." - "She found herself in a three-way competition for the job offer."