Three way

[Mark Zuckerberg]

To engage in sexual intercourse with two other parters simultaniously.
Generally involving two males and one female. Mostly one of the males will insert his penis into the females mouth whilst the second male inserts his penis into her vagina or anus.

[Little_Girl]

While driving in a car, the act of coming to a three way stop sign. In order for it to be considered a true three way, you must arrive at the exact same instant as two other people.

[PussyCat]

When you have sex with two other people at the same time, or are involved in a sexual situation with two people at the smae time.

[Couch Potatoe]

three way is short for three way call. A telephone conversation that includes three people.

[Little_Girl]

When ordering a roast beef sandwich with sauce, mayo, and cheese

[Jessica]

In the northeast, generally north shore MA, a roast beef sandwich with the toppings american cheese, bbq sauce, and mayo.

[Britney]

A chili meal, most popular in Cincinnati, that consists of pasta, chili, and cheddar cheese.