Meaning: Someone who thinks they know everything; someone who thinks they’re always right.

Examples:

“The capital of New York State is Albany, not New York City.” “Thanks, Mr. Know It All.”

Her coworkers didn’t like her. They thought she was a Miss Know It All.

I don’t know. Go ask Mr. Know It All over there.

Pop Quiz:

If someone calls you a Mr. or Miss Know It All, they’re…

A.  complimenting you.

B.  thanking you.

C.  insulting you.

To see the correct answer, click on “Continue reading”:

The correct answer is C. Being called a Miss or Mr. Know It All is a bad thing. If someone calls you that, they’re saying you’re arrogant – that you think you know everything, but you really don’t. Sorry for sounding like a Mr. Know It All!