Definitions for "Polyfidelity"
The state or philosophy of having a closed, committed relationship involving more than two people.
A committed relationships involving more than two persons in which all sexual activity is confined to the group.
n : a group in which all partners are primary to all other partners and sexual fidelity is to the group; shared intent of a lifelong run together. More primary partners can be added with everyone's consent. The term was coined by the Kerista commune.