When one person (said person can be single/taken/etc) hangs out with multiple couples at once, and can no longer be referred to as a “Third Wheel.” A “Third Wheel” usually applies to one person and ONE couple.
Person 1: “Yea man, I was at the movies with Shaun, Nick, and their girlfriends, it was pretty fun!”
Person 2: “You had fun? You weren’t even a “Third Wheel,” you hung out with two couples, that makes you a “Spare Tire.”
Person 3: “Hey!…Don’t worry man, you’ll find someone soon enough!”
Person 2: “You had fun? You weren’t even a “Third Wheel,” you hung out with two couples, that makes you a “Spare Tire.”
Person 3: “Hey!…Don’t worry man, you’ll find someone soon enough!”
by LookHoneyAnAbomination June 7, 2022

by FanOfWalls June 26, 2024

An extension of the Third wheel. A person who is in a room full of people who are either occupied by, or attained to the opposite sex. Usually tagged along as a "Spare tire," while couples or touchy friends cuddle during a movie, gala, event.
by Mrfantastic September 14, 2013

A term used to describe the midsection of an extremely fat and possibly homosexual man. It is a large, protruding ring of fat along the waste made especially visible when tight Adidas tops are worn by the person possessing it.
by JOBLO41 August 3, 2017
