used to describe the very angry or unpleasant way sb is/was looking at you :
I don't know what I've done to upset him, but if looks could kill ...
used to describe the very angry or unpleasant way sb is/was looking at you :
I don't know what I've done to upset him, but if looks could kill ...
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005