Hatcheck is a word that refers to a place where people check bags and coats, usually in a restaurant or a theater. Some common synonyms for hatcheck include cloakroom, coat check, and baggage check. These words are all descriptive of a space where people can leave their belongings while they enjoy a meal or a show. Other synonyms for hatcheck might include the term coatroom, the space where someone can temporarily store their outerwear. Whatever the word used, the idea behind it is the same - it is a place for people to leave their valuable belongings while they participate in an activity.