Definition of steams:
(n) :
The hot gaseous form of water, formed when water changes from the liquid phase to the gas phase (at or above its boiling point temperature).
(n) :
The suspended condensate (cloud) formed by water vapour when it encounters colder air.
(n) :
Mist, fog.
(n) :
Exhaled breath into cold air below the dew point of the exhalation.
(n) :
Pressurized water vapour used for heating, cooking, or to provide mechanical energy.
(n) :
The act of cooking by steaming.