A TV-viewer is someone who watches television programs, series or movies. However, there are many other synonyms for this word that can be used to describe someone watching television. For example, a couch potato refers to a person who watches a lot of TV and spends a lot of time on the couch. A tube-head is another word used to refer to a TV-viewer. Others may opt to use the term screen-watcher or box-gazer to describe someone who enjoys watching television. You could also say, that someone is addicted to watching TV, or is a frequent TV watcher. Ultimately, no matter the term used, a TV-viewer is simply someone who enjoys the entertainment offered by the television.