Meaning of the word "turn up like a bad penny" in English

What does "turn up like a bad penny" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

turn up like a bad penny

US /tɜrn ʌp laɪk ə bæd ˈpɛn.i/
UK /tɜːn ʌp laɪk ə bæd ˈpɛn.i/
"turn up like a bad penny" picture

Idiom

to appear in a place or situation where one is not wanted or expected, especially after a period of absence

Example:
Just when we thought he was gone for good, he turned up like a bad penny at the family gathering.
No matter how many times you try to get rid of him, he always turns up like a bad penny.