A person who has defeated or surpassed all rivals in a competition, especially in sports. noun
She was the champion of the tennis tournament.
The team celebrated their victory as the new league champions.
A person who fights or argues for a cause or on behalf of someone else. noun
He became a champion for environmental conservation.
She is known as a champion of human rights.
To support the cause of; to defend or advocate for. verb
He championed the new policy at the meeting.
She has championed the rights of the underprivileged for years.
Exceptionally good or skilled at a particular activity. adjective
He gave a champion performance in the final match.
Her champion skills in chess are well recognized.