Synonym: fanatical, fiend, overzealous, rabid. Similar words: fanatical, fanatically, explanation, lunatic, anatomy, emanate, anathema, fantastic. Meaning: [fə'nætɪk] 
n. a person motivated by irrational enthusiasm (as for a cause). adj. marked by excessive enthusiasm for and intense devotion to a cause or idea.
n. a person motivated by irrational enthusiasm (as for a cause). adj. marked by excessive enthusiasm for and intense devotion to a cause or idea. 
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1. I am not a religious fanatic but I am a Christian.
2. He is a fanatic jogger.
3. He's a real football fanatic.
4. Stanley is our resident crossword fanatic.
5. She's a non-smoking, non-drinking fitness fanatic.
6. Alexander is a football fanatic.
7. The man is a fanatic who is determined to wipe out any opposition to the way he conducts himself.
8. Gandhi was killed by a religious fanatic.
9. Being a fanatic nonsmoker and health freak, he made us enact the ritual funeral of a cigarette end.
10. To a sports fanatic like me, the Maracana would be as important a landmark as Sugar Loaf Mountain.
11. Kiki was a Garbo fanatic and looked on herself as a femme fatale even though she was nothing of the sort.
12. My son, however, is a sports fanatic if ever there was one.
13. Young, an audio fanatic, no doubt would approve of the Mobile Fidelity treatment.
14. I am a 13 years old Andre Agassi fanatic who is very satisfied with the newsletters, and great photos.
15. Should the Fanatic start to whirl about anywhere near them they know they are in trouble!
16. Ron's an exercise fanatic.
17. I'd say she's a bit of a fanatic, and just as naive as the rest of them.
18. A fanatic is someone who cannot change his mind and will not change the subject. Winston Churchill 
19. In her short career keep-fit fanatic Lesley has had to spend nearly nine months off duty recovering from her injuries.
20. The opposite of the religious fanatic is not the fanatical atheist but the gentle cynic who cares not whether there is a god or not. Eric Hoffer
21. After all, fanatic ayatollahs and born-again Christians eager for the Rapture set no encouraging example.
22. Move the Fanatic 2D6 inches in the direction indicated by the arrow on the scatter dice.
23. It does not matter how many models the Fanatic spins through.
24. Gary Healea was a sports fan in the original sense of the word: a fanatic.
25. I liked him instantly, especially as he was a fitness fanatic and his body was solid and taut.
26. A less religious or a more sane man than the fanatic would have shut up.
26. Sentencedict.com try its best to gather and create good sentences.
27. Carrie freed herself from repression by both her schoolfriends and her religious fanatic of a mother.
28. Sculley was not the only one who considered the Macintosh team cultish and fanatic.
29. The humorists needed to find new caricatures for the clergy; the older, fox-hunting parson was replaced by fanatic young curates.
30. Given popular perceptions of the paparazzi, Young is surprisingly clean-living: a non-drinking, non-smoking, fitness fanatic.
More similar words: fanatical, fanatically, explanation, lunatic, anatomy, emanate, anathema, fantastic, nation, native, zonation, national, donation, damnation, static, domination, inclination, rumination, nomination, incarnation, nationwide, combination, erratic, originating, nation-state, resignation, pollination, elimination, indignation, abomination.