to be murder
01
(of a task) to be very difficult or almost impossible to do or complete
![to [be] murder definition and meaning](https://cdn.langeek.co/photo/43004/original/?type=jpeg "to [be] murder definition and meaning")
Idiom
Informal
例
Trying to assemble the complicated furniture without the instructions was murder. It took hours of trial and error to put it together correctly.
Dealing with a difficult boss can be murder. Their constant demands and criticism make the workplace extremely stressful.
