- completed; ended
- sufficiently cooked
- socially acceptable because acceptable to arbiters of good taste: usually in a negative construction: it just isn't done
- dead, ruined, etc.
- discarded or dismissed as a failure
My homework is done!
An example of something done is a meal that is fully cooked.
An example of to have done something is to have completed homework yesterday.
(comparative more done, superlative most done)