From:
www.polyamorysociety.org/language.html
Family
1: a group of individuals living under one roof and under one head; HOUSEHOLD
2: a group of persons of common ancestry; CLAN
3: a group of things having common characteristics, especially a group of related plants or animals ranking in biological classification above a genus and below an order
Fidelity
1: the quality or state of being faithful
2: syn: allegiance; loyalty; devotion; fealty
Friends with benefits (FWB): a casual relationship used to describe the physical and emotional relationship between unmarried people who engage in uncommitted sex acts. The intent is generally to relieve sexual frustrations through an alternative to masturbation, and is not intended as a romantic relationship. All parties are free to date and engage in sex acts with other people. This type of a relationship effectively gives the people involved an outlet for their sexual urges without the potential stress and time-demands of a committed relationship. The people may elect to become FWBs because they are not willing to commit to a full-fledged relationship for whatever reason
Grex: a synergistic group of highly interdependent individuals whose functioning is enhanced by their association
Hippie Hefner: a charming mid-life hippie male who attempts to create a flock of buxom women
In search of hot bi babe (ISO HBB): a couple that is only looking for the elusive HBB
Inclusive relationship: in which all partners agree to include more lovers in their relationship network
Intimate network: individuals who desire friendship and perhaps sex with their lovers and other friends, forming a web of varying connections within a social circle
New normal: searching for normality and balance after establishing a new relationship within a group relationship. Establishing a new relationship within an existing multipartnered relationship brings changes to the emotionally established order of the group relationship. Finding the new normal is what the shared group members strive for to improve the relationship and bring the group back into balance after adding a new member.
New paradigm relating: a philosophy of relationship which emphasizes using the relationship to consciously enhance the psychological and spiritual development of the partners, new paradigm relating is characterized by responding authentically in the present moment, honoring individual autonomy, equality, total honesty and self responsibility.
Not-so-hot bi babe (NSHBB): non-mythical annoying rookie who "just doesn't get it" and would be happier swinging
Old paradigm relating: a philosophy of relationship which emphasizes well-defined rules, extensive agreements, ironclad conditions and the importance of the group over the individual; usually involves a hierarchical power structure
"One true way" polyamorist: (oftentimes a bright-eyed novice will morph into a "one true way" polyamorist after several months) person who has read everything they can find and will tell you exactly how polyamory works, and what you must do; they will tell you that you are immoral or dishonorable if you disagree with them
Open marriage: includes one primary spouse bond and other secondary or tertiary lovers, depending on availability and circumstance
Open relationship: an agreement among the members in which the partners decide that they can have sexual relations outside of the relationship