- any of various light chilled or frozen foods made with egg white, gelatin, whipped cream, etc., combined with fruit or flavoring for desserts, or with fish, meat, etc.
- an aerosol foam used to help hair stay in place and, sometimes, to add color
Fr, foam, prob. < L mulsa, kind of mead < mulsus, mixed with honey < mel, honey: see mildew
transitive verb moussed, moussing
to shape or style (hair) with mousse