Words, grammatical forms and meanings linked to the ontology.
555 en · ADJ
Pronunciation
Meanings
(Canada, US, not-comparable) Pertaining to a fake telephone number. The local exchange and area code number 555 was reserved in North American dialing plan for fictional numbers, prior to the 21st century.
555-2368, 1-555-321-2368, and (555)234-2368 are all 555 numbers; they aren’t real.