Tricouple 

Three people who are either married or having a sexual relationship together

The tricouple will be travelling for the first time together next week

Tricouple by Glo4st July 2, 2018

Trouple

It is a combination of "couple" and "triple" where the three individuals are in an equally inclusive relationship.

Tim, Pat and Lawrence all live together and share a california king while they enjoy being a "trouple."

Trouple by April from vancouverl January 3, 2011

trouple

A three-way couple in a long term relationship

Mike, Rick and Steve have been together for six years. They're a trouple.

trouple by chris January 16, 2004

louis triboulet 

louis est un mec extrêmement parfait qui déteste les salopes comme moi même si je l’aime depuis 3 ans et qu’il s’en blc si tu t’appelles Ariane ne parles pas à Louis personne mérite de pleurer autant que moi sans pouvoir l’oublier ni pouvoir arrêter de l’aimer mon rêve serait de pouvoir l’oublier tel il le fait après m’avoir parlé jours et nuits pendant un an bref mes potes disent que c’est un batard mais moi je l’aime donc blc de leurs avis

Louis je t’aime

moi: louis t’es frais comme la crème fraîche
louis triboulet: ouais je sais déjà tqt

louis triboulet by fanaccountoflouis September 22, 2020

Trouple

A couple who has a friend that is always with them becomes a trouple. The third person has to be friends enough or have been hanging out with the couple long enough to not feel like a third wheel, thus becoming a trouple.

It was decided that Gary was part of a trouple when he went with Frank and Tracy to Las Vegas.

Trouple by Tracy076 May 4, 2008

Trouple

When one person is openly dating someone that's openly dating someone else but they're not all dating each other equally.

We're a trouple- that's my boyfriend's boyfriend, Joey.

Trouple by CharityAprilL August 6, 2015

Triouple 

Triouple (try-up-el), noun: a term used to define a romantically platonic relationship among three people.

Hannah, Jesse, and Chelsey make an adorable triouple.

Triouple by LittleDemon February 20, 2015