Froth; spume; the substance which is formed on the surface of liquors by fermentation or violent agitation, consisting of bubbles.
FOAM, v.i.
1. To froth; to gather foam. The billows foam. A horse foams at the mouth when violently heated.
2. To be in a rage; to be violently agitated.
He foameth and gnasheth with his teeth. Mark 9.
FOAM, v.t. To throw out with rage or violence; with out.
Foaming out their own shame. Jude 13.