Definition of aboriginals:
(adj) :
Living in a land before colonization by foreigners.
(adj) :
First according to historical or scientific records; original; indigenous; primitive.
(n) :
An animal or plant native to a region.
(adj) :
Of or pertaining to Australian Aboriginal peoples, or their languages.
(n) :
Any of the native languages spoken by Australian aborigines.
(n) :
(potentially offensive) An Aboriginal inhabitant of Australia or other land.