1.not in operation or operational;
the oven is off
2.below a satisfactory level;
an off year for tennis
3.(of events) no longer planned or scheduled;
the wedding is definitely off
4.in an unpalatable state;
sour milk
5.not performing or scheduled for duties;
He's off every Tuesday
6.from a particular thing or place or position (`forth' is obsolete);
ran away from the lion
7.at a distance in space or time;
the boat was 5 miles off (or away)
8.no longer on or in contact or attached;
clean off the dirt