red gum
- n reddish-brown dried gummy exudation from any of several trees of the genus Eucalyptus especially Eucalyptus camaldulensis
- n very large red gum tree
- n red gum tree of Tasmania
- n reddish-brown wood and lumber from heartwood of the sweet gum tree used to make furniture
- n a North American tree of the genus Liquidambar having prickly spherical fruit clusters and fragrant sap