Lone ranger riding
Through an open space
In my mind when she's not right there beside me

from Arctic Monkeys – R U Mine? Lyrics on Rap Genius

Meaning

This girl gallops through his mind like the Lone Ranger whenever she isn’t with him. She’s just about the only thing that traverses the space between his ears when he’s alone.

To help improve the meaning of these lyrics, visit “R U Mine?” by Arctic Monkeys Lyrics and leave a comment on the lyrics box