To negatively criticize.
To put a damper on (a mood).
Severe or cruel.
Unpleasantly rough to the touch or other senses.
To access by means of indirection; to dereference.
Not of obvious or immediate cause, but as a secondary result
Not focused straight at the target or subject, but by more subtle means
Not involving the quickest, shortest, or most convenient path
An indirect cost.
An indirect radiator