Jailbird (noun)

A jailbird refers to a person who has been or is currently incarcerated in jail or prison.

Origin:

The word jailbird is derived from the words "jail" meaning "a prison" and "bird" meaning "a person".

Examples:

1. He is a jailbird who had been in and out of prison.
2. She is a jailbird who had been sentenced for embezzlement.
3. The jailbirds were kept in the maximum security prison.
4. The jailbirds were given work to do while they were in prison.
5. The jailbirds were released on parole after serving their sentences.