dedicatedbacker

noun
UK /ˈdɛdɪkeɪtɪd ˈbækə/
US /ˈdɛdɪkeɪtɪd ˈbækər/

A person who always supports and helps someone or something.

She is a dedicated backer of the local animal shelter and volunteers there every weekend.


OTHER MEANINGS

2. A person who gives money regularly to help a project or group.

The dedicated backer donated funds to rebuild the playground.

3. A firm supporter of a sports team who never misses a game.

He is a dedicated backer of the city's football club.

4. Someone who stands by a friend through good times and bad.

Maya is a dedicated backer of her best friend's dream to become a singer.