Red"-gum` (-g?m`), n. [OE. reed gounde; AS. re�xa0;d red + gund matter, pus.]
1. Med.
An eruption of red pimples upon the face, neck, and arms, in early infancy; tooth rash; strophulus.
Good.
2.
A name of rust on grain. See Rust.
© Webster 1913.