doesn't know beans

Traduzioni
(кто-то) ничего не смыслит
She doesn't know beans about cooking, so dinner might be interesting.
Она ничего не смыслит в готовке, так что ужин может быть интересным.
Definizioni
This phrase means that someone is ignorant or lacks knowledge about a particular subject or in general. It is often used to suggest that a person is uninformed or incompetent.
Parole
bean

noun
фасоль
know

verb
знать