adjective
- decayed or decomposed; no longer fresh or good
- morally corrupt or dishonest
- very bad or unpleasant
Usage: informal
adverb
- extremely; very
Usage: informal
Examples
- The apples in the basket were completely rotten.
- Don’t eat that fish – it smells rotten.
- The mayor was involved in rotten business deals.
- What a rotten thing to say to your sister!
- I had a rotten day at work today.
- The weather has been rotten all week.
- That’s rotten luck missing the concert.
- He felt rotten spoiled after eating too much candy.