a person who defaults or fails to fulfill an obligation, especially a legal or financial one.

What does defaulter list mean?

countable noun. A defaulter is someone who does not do something that they are legally supposed to do, such as make a payment at a particular time, or appear in a court of law. COBUILD Advanced English Dictionary.

What does it mean to call someone a default?

(dɪfɔlt ) Word forms: defaults, defaulting, defaulted. intransitive verb. If a person, company, or country defaults on something that they have legally agreed to do, such as paying some money or doing a piece of work before a particular time, they fail to do it. [law]