Definition of "Steam" :

noun: water at boiling temperature diffused in the atmosphere

verb: cook something by letting steam pass over it

"Just steam the vegetables."

verb: clean by means of steaming

"Steam-clean the upholstered sofa."

verb: get very angry

"Her indifference to his amorous advances really steamed the young man."

verb: travel by means of steam power

"The ship steamed off into the Pacific."

verb: rise as vapor

verb: emit steam

"The rain forest was literally steaming."