1. to look at someone with intense anger, hatred, or fierce disapproval; to give someone an angry or threatening look
She looked daggers at him when he made that insulting remark.
Ela lançou olhares de ódio para ele quando ele fez aquele comentário insultuoso.
2. to stare at someone in a way that expresses extreme displeasure or hostility
The teacher looked daggers at the students who were talking during the exam.
A professora lançou olhares furiosos para os alunos que estavam conversando durante a prova.