swamp oak

noun

Definition of swamp oak

1 : a leafless Australian shrub (Viminaria denudata) of the family Leguminosae resembling broom and having small orange-yellow flowers and a one-seeded pod
2 : a beefwood (Casuarina glauca)
3 : any of several American oaks (such as the pin oak, basket oak, or swamp white oak) that thrive in wet soils

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