Photo: Followtheflow (Shutterstock) Photo: Followtheflow (Shutterstock)That big piece of upholstered furniture in your living room, where multiple people can sit at a time, and is probably positioned based on the TV: Is it a couch or a sofa? This may sound like one of those regional language questions (like “soda” vs. “pop” vs. “Coke”), but in this case, a couch and a sofa are actually two different pieces of furniture. The difference between a couch and a sofaThough we may use the terms interchangeably now, couches and sofas didn’t start out as the same type of furniture. Here’s Meghan Overdeep from Southern Living with a quick history lesson:Historically speaking, couch and sofa are two different things. Another tip: If you’re looking to buy a loveseat (a small sofa that accommodates two people) or a sectional, they may be listed under the “sofa” category on furniture websites.