Definitions for "Right of abode"
The only British colonial subjects who have right of abode in the UK come from Caucasian-majority colonies (Gibraltar & Falklands)
Right to enter the United Kingdom freely and without being subject to immigration control.
The right to enter and stay in the UK, free from immigration controls. All British Citizens have the right of abode. So do some Commonwealth Citizens. The right of abode is evidenced either by having a British Citizen passport or by obtaining a Certificate of Entitlement to the right of abode.