keep off
verb1
Ambitransitive To stay or cause to stay at a distance (from).
- Please keep off the grass.
- You keep the dogs off while I go and knock on the door.
1 more example
- "Keep off Conductor Rails" said red-painted notices at the platform ends, for third-rails were laid in many places even where electric trains never normally ran, and there had been many rumours of impending electrification of the Wirral, as a natural extension of the Mersey system, a quarter of a century before the change was actually made.1954 March, W. A. Tuplin, “Recollections of the Wirral Railway”, in Railway Magazine, page 167: