Definitions
1.NounAny of a number of small acacia trees, especially Acacia aneura, forming dense scrub in dry inland areas of Australia.
2.NounAny region where mulga is the predominant vegetation.
3.NounThe outback.
4.NounSomething made from the wood of a mulga tree.
5.NounEllipsis of mulga wire (“a message or story transmitted through an informal gossip network, especially one containing false information”).