(1) cease to wont or be interested in sth, (2) have come loose, detached from sth, (3) stay away from work/school, (4) cancel, (5) be bad, unhealthy (usu food)
be off
15
(1) be in bloom, (2) be extinguished, (3) be removed, (4) be absent (from home or work), (5) be wrong in calculation, (6) be unfashionable