You know what it looks like… but what is it called?
TAKE THE QUIZ“all to oneself”
The following 2 entries include the term all to oneself.
have (someone or something) (all) to oneself
idiom: to be in a situation in which one is not required to share someone or something with anyone else
have (something) (all) to oneself
idiom—used to say that one is the only one who is using something or who is in a place
Love words? Need even more definitions?
Merriam-Webster unabridged