doesn't know, is unaware of
Elle ignore carrément mon existence.
She is completely unaware of my existence.
J'ignore ce qui s'est passé et j'en ignore la raison.
I don't know what happened and I don't know why.
— Harry Potter et la Coupe de feu (2005)
Tom m'ignore complètement.
Tom is completely ignoring me.
Elle ignore les choses scientifiques les plus simples.
She ignores the simplest scientific things.
Talia Concept parle de choses dont elle ignore le sens.
Talia Concept talks about things whose meaning she doesn't understand.
— La grande bellezza (2013)
Ma mère ignore tout de la réunification.
My mother knows nothing about the reunification.
— Good Bye Lenin! (2003)
Tom ignore presque toujours mes conseils.
Tom almost always ignores my advice.