|Adj.||1.||unregistered - (of animals) not recorded with or certified by an official breed association; "unregistered dairy cattle"|
registered - (of animals) officially recorded with or certified by a recognized breed association; especially in a stud book; "a registered Percheron"
|2.||unregistered - not registered; "an unregistered citizen"|
registered - listed or recorded officially; "record is made of `registered mail' at each point on its route to assure safe delivery"; "registered bonds"
|3.||unregistered - not filed or recorded in the place prescribed by law; "an unregistered trademark"; "an unregistered mortgage"|
|4.||unregistered - (a boat or vessel) not furnished with official documents|