palimony

An allowance for support made under court order and given usually by one person to his or her former lover or live-in companion after they have separated.

a form of alimony paid to a former partner in a romantic relationship after a period of living together, even though the two persons involved were not married to each other. The absence of a formal marriage distinguishes it from alimony.

A form of alimony paid to a former partner in a nonmarital relationship.

support paid by one half of an unmarried partnership after the relationship ends