He was a truechampion and a gentleman on and off the track.
Times, Sunday Times (2011)
Only truechampions know the value of humility.
The Sun (2015)
He's a true British champion who made tennis history.
The Sun (2013)
Definition of 'champion'
champion
(tʃæmpiən)Explore 'champion' in the dictionary
countable noun
A champion is someone who has won the first prize in a competition, contest, or fight.
Definition of 'true'
true
(truː)Explore 'true' in the dictionary
adjective [ADJECTIVE noun]
If you use true to describe something or someone, you approve of them because they have all the characteristics or qualities that such a personor thing typically has.