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to glare at; to scowl at; to glower at
to stare intensely at; to examine carefully
to estimate; to guess; to suspect; to judge
to keep an eye on someone (e.g. a suspicious or untrustworthy person); to watch
to take account of; to take into consideration
彼は怒った顔で私のことを睨んでいたみたいだ。
He seemed to be glaring at me with an angry face.
猫が窓の外の鳥をじっと睨んでいる様子だった。
The cat seemed to be staring intently at the bird outside the window.
睨み合いになって緊張した雰囲気が漂っていた。
There was a tense atmosphere as they glared at each other.