WordWeb Online

1. A mass of small bubbles formed in or on a liquid
   - foam

1. Become bubbly or frothy or foaming
   "The boiling soup was frothing"
   - foam, fizz, effervesce, sparkle, form bubbles
    
2. Make froth or foam and become bubbly
   - spume, suds [N. Amer]
    
3. Exude or expel foam
   "the angry man was frothing at the mouth"

Derived forms: froths, frothing, frothed

See also: frothy

Type of: bubble, create, exudate, exude, make, ooze, ooze out, transude

Encyclopedia: Froth