keep off
• avoid encroaching on or touching something.
• "the campus is dotted with warnings to keep off the grass"
Similar:
stay off,
not enter,
keep away from,
stay away from,
not trespass on,
remain at a distance from,
not go near,
• (of bad weather) fail to occur.
• "the rain kept off until we boarded our coach"
Similar:
stay away,
hold off,
not start,
not begin,
not come,
not happen,
• prevent someone from attending school.
• "how long should children be kept off school for mumps?"