say it: di-FAWL-tur
defaulter is a noun meaning "someone who fails to make a required appearance in court". It carries 3 recorded senses.
someone who fails to make a required appearance in court
someone who fails to meet a financial obligation
a contestant who forfeits a match
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for defaulter come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.