– Manuscript – Welcome to English in a Minute! A couch is for sitting, and a potato is for eating. But what is a couch potato? Couch Potato Speaker A: Dan, how is your new roommate?Speaker B: He's such a couch potato. He come home from work and watches weird shows all night.Speaker A: Well, it could be worse.Speaker B: Could it? He watches Norwegian zombie films on … [Read more...] about Couch Potato (Idioms)