Meaning of the word "be murder" in English

What does "be murder" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

be murder

US /bi ˈmɜːrdər/
UK /bi ˈmɜːrdər/
"be murder" picture

Idiom

1.

to be very difficult or unpleasant

Example:
Getting up early on a Monday morning can be murder.
The heat in this city in summer can be murder.
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