Meaning of the word "off the mark" in English

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

off the mark

US /ɔːf ðə mɑːrk/
UK /ɒf ðə mɑːk/
"off the mark" picture

Idiom

incorrect or inaccurate

Example:
His prediction about the election results was completely off the mark.
Your calculations are a bit off the mark; let's recheck them.