Meaning of the word "up the river" in English

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

up the river

US /ʌp ðə ˈrɪvər/
UK /ʌp ðə ˈrɪvər/
"up the river" picture

Idiom

1.

in prison or to prison

Example:
He ended up going up the river for tax evasion.
If you get caught, you'll be sent up the river.
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