2. (noun)aerosol, aerosol container, aerosol can, aerosol bomb, spray can a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas) Synonyms: vacuumbomb, aerosolcontainer, aerosol can, fuel-air bomb, volume-detonation bomb, spray can, aerosolbomb, thermobaric bomb, aerosol