in ‧ fat ‧ u ‧ at ‧ ed /ɪnˈfætʃueɪtəd, ɪnˈfætʃueɪtɪd/ BrE AmE adjective
[ Date: 1500-1600 ; Language: Latin ; Origin: past participle of infatuare , from fatuus ; ⇨ ↑ fatuous ]
having strong feelings of love for someone or a strong interest in something that makes you unable to think in a sensible way
infatuated with
John had become infatuated with the French teacher.
My mother’s infatuated with dieting.