have an axe to grind
idiomPart ofaxe
have an axe to grind — idiom
1. To have a personal or selfish reason for getting involved in a situation or supp
1.idiom
Definition
To have a personal or selfish reason for getting involved in a situation or supporting a particular opinion.
Example
Maya joined the committee because she had an axe to grind about school funding.
Does Brian have an axe to grind, or is he genuinely trying to help?