N-COUNT
(團體中)自行其是的人，特立獨行的人,標新立異的人
If you describe someone as a maverick, you mean that they are unconventional and independent, and do not think or behave in the same way as other people.
例句
He was too much of a maverick ever to hold high office.
他太特立獨行，永遠不可能做高官。