What is "make-believe"? Is it used often?
Yes, "make-believe" is commonly used as has a similar meaning to "imaginary" or "pretend." In this video, the speaker says "make-believe husband" to (not so subtly) express her desires for Tom to act as her pretend husband. Ex: Don't be too scared by the movie. It's all make-believe. Ex: I used to have a make-believe friend as a child.