Meaning of the word "unreliable person" in English

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

unreliable person

US /ʌn.rɪˈlaɪ.ə.bəl ˈpɜr.sən/
UK /ʌn.rɪˈlaɪ.ə.bəl ˈpɜː.sən/

Noun

someone who cannot be trusted or depended on

Example:
He's an unreliable person; he always cancels at the last minute.
Don't make promises if you're going to be an unreliable person.