Maverick (noun)

1. An independent individual who does not conform to the norms of a group.
2. A person who refuses to conform to the conventions of society or a particular group.
3. A person who acts independently, often as a rebel.

Origin:

Early 20th century: from the surname maverick, from a nickname for a person who keeps unbranded cattle.

Examples:

1. He was a maverick who refused to be constrained by tradition.
2. She was a maverick who always followed her own path.
3. The politician was a maverick who defied party lines.
4. The artist was a true maverick who never followed trends.
5. The entrepreneur was a maverick who took risks and succeeded.