buljiti

1. colloq. (+ u + acc.) to stare; to gawk
   Što buljiš u mene? — Why are you staring at me?
   Ljudi su buljili u njen crveni kaput. — People were gawking at her red coat.
2. colloq. derog. (of a TV, screen) to stare mindlessly; to veg out in front of
   Ceo dan bulji u telefon. — He stares at his phone all day.
   Nemoj da buljiš u televizor do ponoći. — Don't sit staring at the TV until midnight.

The object is introduced with u + accusative: buljiti u nekoga.