To look continuously and intently; to stare or gaze steadily without moving.
試験中は答案用紙をじっと見るのではなく、問題をよく読むことが大事だ。
During the exam, it's important to read the questions carefully rather than just staring at the answer sheet.
彼女は突然私をじっと見たので、少し緊張した。
She suddenly stared at me, so I felt a little nervous.
猫が窓の外をじっと見ている。何か獲物でもいるのだろうか。
The cat is staring out the window. I wonder if there's some prey.