keep hands to
keep (one's) hands to (oneself)
To refrain from touching someone or something. (Usually said imperatively.) OK, children, the things in this museum are very fragile, so keep your hands to yourselves! I kept telling Susie to keep her hands to herself, but she just couldn't resist pulling her sister's ponytail.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
keep one's hands to (oneself)
Fig. to refrain from touching anything or anyone; to refrain from punching or poking someone. Won't you keep your hands to yourself? Keep your hands to yourself while we are in the toy store. I want you boys to stop fighting and keep your hands to yourselves.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.