someone who is different from most people of the same age and situation.
In high school she was defininitely a square peg, but even if they didn't understand her, most kids admired her.
(redirected from a square peg)
square peg
One who acts or thinks differently than most people. Typically used in the phrase "a square peg in a round hole." The young girl who had a love of math and science often felt like a square peg in a round hole when surrounded by her peers.When the man in the fancy suit walked into the biker bar, it was obvious that he was a square peg.