couch potato , also: couchie informal

The last thing I want to do is to share a place with a couch potato.

The members of my family were the original couch potatoes.

That is too long for even a couch potato to sit still.

Many of the animals were couch potatoes, let out only when necessary.

Who said playing video games turns you into a couch potato?

In the long term, it's going to make couch potatoes out of everybody.

"I should be more active and less of a couch potato."

The problem was how to find the middle ground where couch potato and athlete could meet.

Another life coach might tell this couch potato to exercise.

So do the Olympics, as any of this summer's couch potatoes can tell you.