Synonym: advocate, best, choice, conqueror, defender, protector, select, victor, winner. Similar words: championship, damping, chamber, pioneer, pioneering, empire, Olympic, Olympics. Meaning: ['tʃæmpjən] 
n. 1. someone who has won first place in a competition 2. someone who fights for a cause 3. a person who backs a politician or a team etc. 4. someone who is dazzlingly skilled in any field. v. protect or fight for as a champion. adj. holding first place in a contest.
n. 1. someone who has won first place in a competition 2. someone who fights for a cause 3. a person who backs a politician or a team etc. 4. someone who is dazzlingly skilled in any field. v. protect or fight for as a champion. adj. holding first place in a contest. 
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1. The reigning champion will defend her title tonight.
2. He marked his debut by beating the champion.
3. He is the boxing champion of the world.
4. Her trainer is a triple Olympic champion.
5. She dreamt of future glory as an Olympic champion.
6. He was crowned champion after his fight in Atlanta.
7. He defeated the champion in three sets.
8. Don't ever underestimate the heart of a champion.
9. Mike Tyson was heavyweight champion of the world.
10. The world champion finished more than two seconds ahead of his nearest rival.
11. The champion was unexpectedly knocked out in the first round.
12. She is the world champion for the third year in succession.
13. He's a former champion and is expected to win the bout.
14. The champion began with breaks of 74 and 58.
15. No one has seriously challenged the champion.
16. My burning ambition is to be world champion.
17. He downed the champion with a left hook.
18. The champion decked the challenger in the second round.
19. He portrayed himself as a champion for democracy.
20. He was outpointed by the champion.
21. The champion ran away with the match.
22. The champion is running in lane five.
23. She's the reigning champion at Wimbledon.
24. The champion dropped the challenger in the fourth round.
25. The world champion conquered yet another challenger last night.
26. She won the champion by a narrow margin.
27. He wants to take on that boxing champion.
28. Having struggled for ten days,(http://sentencedict.com/champion.html)he won the champion.
29. She disposed of the champion in straight sets.
30. A few incredulous spectators watched as Paterson, ranked 23rd in the world, beat the champion.