Grimes reveals what her son with Elon Musk calls her. It's not 'mama'

Her birth name is Claire Elise Boucher.

The musician chose “Grimes” after a British musical genre, grime music,The Guardian reported.

“Being a mother, (it) feels weird to say.

For some reason, I don’t identify with that word.

… Like, maybe he can sense my distaste for the word ‘mother.'”