Definition of fantasizer in English:
 fantasizer
(British fantasiser)
nounˈfantəsʌɪzəˈfan(t)əˌsīzər
A person who indulges in daydreaming or fantasizing.
 some fantasizers superimpose their daydreams on to their daily tasks
 Example sentencesExamples
-  The film seems to lead us to expect the case-history of a neurotic fantasizer, then ends up offering us instead the fantasy itself.
 -  Tom is a quick-witted, but self-absorbed fantasiser who, due to the suffocating mall atmosphere, is beginning to hallucinate.
 -  Parents of fantasizers often disciplined their children by reasoning with them instead of laying down hard-and-fast laws.
 -  A jury unanimously convicted the fantasiser who put his fantasies into practice of the armed robbery and of carrying a shotgun with intent.
 -  Not surprisingly, fantasizers become deeply absorbed in stories, movies and drama, often becoming oblivious to real-world stimuli.
 -  When I tell fantasizers they will not remember anything about hypnosis after exiting a trance, they sometimes do, anyway.
 -  Not only did fantasizers go into a trance instantly, but they could come out of it instantly.
 -  Benben stars as Martin Tupper (book editor and fantasizer) whose dysfunctional dating life is punctuated by moments of cinematic daydreams.
 -  In fact we don't know if the killer really is a killer or just an elaborate fantasizer, and neither does he.
 -  Of course, we cannot gauge how accurate fantasizers' memories might be.