A short name used by this [Social Entity](contact:SocialEntity), for example as a login identifier.
The domain of this property is not formally given in , but implied to be either a [Person](foaf:Person) or, perhaps, more generally an [Agent](foaf:Agent).
It is defined on Social Entities in this ontology to enable usage with certain concepts, like pseuds or personas, which might not formally fall into an agential model.
Some nicks may be [names](foaf:name), but some may be [identifiers](dcterms:identifier).