Definition of "fanaticize" [fa•nat•i•cize]

• To make fanatical. (verb-transitive)
• To behave as a fanatic. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Players fanaticize about what it's like to be a rock star and they present to actually play the songs."
• "Neither had any comments on the girls other then that they tended to retire to their rooms and read or fanaticize."
• ""But it is wrong to link in some way the internal corporate processes of Ekho Moskvy with criticism of Putin or fanaticize about the possibility of it being taken over.""