Know backwards and forwards Meaning in English
expression
Definición
To know something extremely well, with complete and detailed understanding, often from much experience or memorization.
Uso & Matices
This expression is informal and means perfect understanding, often used about skills, facts, or routines. Not literal—doesn't refer to reading backwards. Synonyms: "know inside out", "know by heart". Used with "something" as its object (e.g., "I know this book backwards and forwards").
Oraciones de Ejemplo
She knows the rules backwards and forwards.
basic
My dad knows this city backwards and forwards.
basic
He knows the song backwards and forwards.
basic
Ask Jane—she knows the software backwards and forwards.
natural
I've read that book so many times, I know it backwards and forwards.
natural
You really know this job backwards and forwards now.
natural