sexual practice that involves physically restraining (by cords or handcuffs) one of the partners
the state of being under the control of another person
the state of being under the control of a force or influence or abstract power; "he was in bondage to fear:; "he sought release from his bondage to Satan"; "a self freed from the bondage of time"
a grammatical number category referring to two items or units as opposed to one item (singular) or more than two items (plural); "ancient Greek had the dual form but it has merged with the plural form in modern Greek"