Don't touch.
Meaning: This means to tell someone not to touch something. It's like saying, I don't want you to come into contact with that thing.
Choice of Words: Don't is a contraction of the words "do" and "not." It is used to express a negative command or instruction. Touch means to come into contact with something with your hand or another part of your body. When you put them together, "Don't touch" is a clear instruction telling someone not to touch something.
Alternative Expressions
Related Expressions