to the core
1
in an extreme manner or in every aspect possible
The origin of the idiom "to the core" is not precisely known, but it has been in use for centuries in English. It is a versatile expression that can be applied to a wide range of situations and is commonly used in both spoken and written English and describe something or someone that is fundamentally or completely characterized by a particular quality, trait, or attribute. It suggests that the essence or innermost nature of the subject is deeply connected to that quality.
- She is a dedicated teacher to the core, always putting her students' needs first.
- The musician's love for jazz is evident in his music; he's a jazz enthusiast to the core.
- The old house is charming to the core, with its vintage decor and historical architecture.
- Despite his tough exterior, he is a kind-hearted person to the core.