broken: adj. 1. Not working according to design (of programs). This is the
mainstream sense.
2. Improperly designed, This sense carries a more or less
disparaging implication that the designer should have known better, while
sense 1 doesn't necessarily assign blame. Which of senses 1 or 2 is
intended is conveyed by context and nonverbal cues.
3. Behaving strangely; especially (when used of people) exhibiting
extreme depression.