Main entry: unregistered
Definition: not registered
Usage: an unregistered citizen
Main entry: unregistered
Definition: (of animals) not recorded with or certified by an official breed association
Usage: unregistered dairy cattle
Antonyms: registered
Definition: (of animals) officially recorded with or certified by a recognized breed association; especially in a stud book
Main entry: unregistered
Definition: (a boat or vessel) not furnished with official documents
Antonyms: documented
Definition: furnished with or supported by documents