The phrase "invisible man" refers to someone who is not seen or noticed by others, either physically or metaphorically. It can suggest a person who goes unnoticed or ignored, often feeling isolated or unheard.
Sentences with «invisible man»
People who believe in invisible men in the sky that tell them things should be admitted to a mental hospital. (religion.blogs.cnn.com)
When one is telling another not to act like a child, one should not insist on the existence of invisible men. (religion.blogs.cnn.com)