leave someone alone(redirected from let someone alone)
leave (someone or something) alone
To not interact with or bother someone or interfere with something. Come on, she didn't do anything to you. Leave her alone. At a certain point, you have to just leave the painting alone instead of continuing to make changes to it. I know you're trying to help, but I'd really rather just be left alone right now.
leave someone alone
Also, let someone alone. Refrain from disturbing or interfering with someone. For example, She'll manage very well if you just leave her alone, or Stop teasing the dog; let him alone. [c. 1400] Also see leave one in peace; let alone; let be.