n .
one who attacks popular beliefs or institutions 우상이나 관습을 공격하는 사람

• Iconoclast comes from Greek words meaning image breaker. The original _____s were opponents of the use of icons, or sacred images, in certain Christian churches. Today the word is used to refer to someone who attacks popular figures and ideas -- a person to whom "nothing is sacred."
• The popular columnist was an inveterate _____, avidly attacking public figures no matter what their party affiliation.
  그 칼럼리스트는 인기는 있었지만, 정파에 관계없이 공인들을 열심히 공격하는 상습적인 우상파괴자였다.
• To study and go to class is to be an _____ on that campus, which has a reputation for being the biggest party school in the country if not the world.
  세계는 아니지만 적어도 국내 최대 규모의 정당학교로 유명한 그 대학에서는, 수업시간에 들어가 공부하는 것이 곧 인습타파자가 되는 것이다.