Meaning of the word "a shot in the dark" in English

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

a shot in the dark

US /ə ʃɑt ɪn ðə dɑrk/
UK /ə ʃɒt ɪn ðə dɑːk/
"a shot in the dark" picture

Idiom

an attempt to guess something when you have no information or knowledge about it

Example:
I don't know the answer, so I'm just taking a shot in the dark.
His suggestion was just a shot in the dark, but it turned out to be correct.