Definitions of unregistered:
- adjective: not registered
Example: "An unregistered citizen"
- adjective: (of animals) not recorded with or certified by an official breed association
Example: "Unregistered dairy cattle"
- adjective: (a boat or vessel) not furnished with official documents
- adjective: not filed or recorded in the place prescribed by law
Example: "An unregistered trademark"
Search for unregistered at other dictionaries: OneLook, Oxford, American Heritage, Merriam-Webster, Wikipedia