The vapor formed when water changes from liquid phase to gas phase. Pressurized water vapour used for heating, cooking, or to provide mechanical energy. (figurative) Internal energy for motive power. (figurative) Pent-up anger. A steam-powered vehicle. Travel by means of a steam-powered vehicle. (obsolete) Any exhalation. (fencing) Fencing without the use of any electric equipment. (cooking, transitive) To cook with steam. (transitive) To expose to the action of steam; to apply steam to for softening, dressing, or preparing. (intransitive) To produce or vent steam. (intransitive) To rise in vapour; to issue, or pass off, as vapour. (intransitive, figurative) To become angry; to fume; to be incensed. (transitive, figurative) To make angry. (intransitive) To be covered with condensed water vapor. (intransitive) To travel by means of steam power. (figurative or literally) To move with great or excessive purposefulness. (obsolete) To exhale. Old-fashioned; from before the digital age.