|Origin:||excès, from Late Latin excessus, from Latin excedere; EXCEED|
1 [singular, uncountable]
a larger amount of something than is allowed or needed:
After you apply the oil, wait 20 minutes before wiping off any excess.
It was an excess of enthusiasm that caused the problem.
more than a particular amount:
The car reached speeds in excess of 100 miles per hour.
to do something too much or too often, so that it may harm you:
Drinking is OK as long as you don't do it to excess.
harmful actions that are socially or morally unacceptable
behaviour which is not acceptable because it is too extreme:
a long sermon against the dangers of excess