Meaning of the word undependable in English

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

undependable

US /ˌʌn.dɪˈpen.də.bəl/
UK /ˌʌn.dɪˈpen.də.bəl/

Adjective

not able to be relied on; not dependable

Example:
His old car is very undependable, often breaking down at the worst times.
She was known for being undependable, always late for appointments.