expression, godan verb (-gu)
watch intently; stare; fix one's gaze on
Literally 'pour one's gaze into'; used when someone looks at something or someone with intense focus, often for a prolonged moment. The object is marked with に.
See also: 注ぐ (そそぐ)
彼は彼女の顔に視線を注いだ。
He fixed his gaze on her face.
観客はステージに視線を注いでいた。
The audience was staring intently at the stage.