an informal agreement for people to get together at a subsequent time

v. To provide or return.

Sex for its own sake; when one or both of its participants doesn't want or doesn't know if they want a committed relationship but are horny. Usually, sex early on, especially on the first date, is the hallmark sign of a hook-up.

in jail, it is a meal where you throw a bunch of things together to make 1 easy, cheap, dish.

When two people begin to have sex and sometimes have an emotional connection but are not in a relationship.

When two people sit in the same car seat. Seat warmers may or may not be involved.

casual anonymous sex: One night stand.