A default is a
|“||failure of a vendor to fulfill the obligations of a contract or purchase order, including, but not limited to, failure to deliver on time or unauthorized substitution of supplies, equipment, or services for those specified in the contract or purchase order.||”|
A default in an action taken by a court when a party fails to plead within the time allowed or fails to appear at trial.
- Michigan Dept. of Tech., Management & Budget, 8000 Glossary (Jan. 6, 1997) (full-text).