1. (团体中)自行其是的人，特立独行的人,标新立异的人
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.

1. an unbranded range animal (especially a stray calf)
belongs to the first person who puts a brand on it

2. someone who exhibits great independence in thought and action

Synonym: rebel