Designated Third Wheel

A designated third wheel is a special type of third wheel.

S/he is supposed to barge in and purposefully interrupt a steamy love session because the couple just can't pull apart once they get at it.

Used to keep track of time and bring them back to "the real world".

Antoine: "Man, things got steamy with Veronica the other night. We kept at it for seven hours! Her parents were furious."
George: "Damn bro, you need me to be your designated third wheel?"

Third Wheel

Third wheeling is the act of socializing with a couple, often as an unwanted, unnecessary third person. This can often be related to adding a third wheel on a garbage can: unnecessary for your trash.

Katie was the third wheel on Jen and Kyle's date.

Third Wheel

The person in a group of people (usually two, though sometimes more) who is most often left out of things.

The third wheel is usually there for one of two reasons - to act as a mediator, such as with a couple, or to be the "convenience friend" when nobody else is there to hang.

Third wheels are not normally forcefully excluded from activities, but they're not usually invited or informed about them either.

Not to be confused with being third-wheeled.

Jim left the friend group because he was sick of being excluded as a third wheel.

Third wheel

Caden

I tried to help him, but he's too lost to eve realize he's a third wheel

Third wheel

Depending on the situation there's tons of ways to define what a third wheel is! A third wheel typically is person that tags along with two others, usually they are ignored or unwanted. This also can be defined as a person that serves no purpose or has no use in a situation.

She keeps tagging along on our adventures. She's just a third wheel.

We're doing all the work, why does she get to sit around and be a third wheel?

Third Wheel

Usually the odd one out of the group (3 people), this person does not fit in and typically has a strong intolerance for eggs.

"Is that guy puking up eggs?"

"I bet he's a third wheeler"

Third Wheeling

When kunha goes with his sister and her boyfriend to steal the girl.

Kunha was third wheeling in his sister's date