Word: Call Box
Part of Speech: Noun
A "call box" can refer to two main things: 1. A numbered compartment in a post office where people can receive their mail. This is often called a P.O. Box. 2. A booth or small structure where people can use a public telephone.
In more advanced contexts, the term "call box" may also refer to specialized communication devices used in certain industries, such as construction sites, where workers can communicate over long distances.
While "call box" itself doesn’t have idioms or phrasal verbs directly related to it, the phrase "call someone up" means to telephone someone.
A call box is primarily a place where you can receive mail or a booth where you can make phone calls.