1. noun
a) The condition of failing to meet an obligation.
He failed to make payments on time and is now in default.
b) A loss incurred by failing to compete.
You may cure this default by paying the full amount within a week.
See Also: by default
2. verb
a) To fail to meet an obligation.
If you do not make your payments, you will default on your loan.
b) To lose a competition by failing to compete.
If you refuse to wear a proper uniform, you will not be allowed to compete and will default this match.
See Also: by default, in default, default on
Wikipedia foundation.