Meaning of the word "tall order" in English

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

tall order

US /tɔl ˈɔr.dər/
UK /tɔl ˈɔr.dər/
"tall order" picture

Idiom

1.

a request or task that is difficult to fulfill or achieve

Example:
Finishing this project by tomorrow is a tall order.
Asking him to change his mind now is a tall order.
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