keep yourself to yourselfkeep (yourself) to (yourself)
if you keep yourself to yourself, you live a quiet life and avoid doing things with or talking to other people.
We don't know anything about her, she keeps herself to herself.
keep (oneself) to (oneself)
To refrain from attempting to communicate or make connections with others. You'll never make friends if you keep yourself to yourself all the time.The old man down the street always kept himself to himself. I never even knew his name until my parents pointed out his obituary.
keep yourself to yourself
avoid contact or communication with others; be retiring and solitary.
keep yourˌself to yourˈself
avoid meeting people socially or becoming involved in their affairs: My neighbour keeps himself to himself. We smile and say ‘good morning,’ but that’s all.