Gas v. t.  [imp. & p. p. Gassed p. pr. & vb. n. Gassing.]
  1. Textiles To singe, as in a gas flame, so as to remove loose fibers; as, to gas thread.
  2.  To impregnate with gas; as, to gas lime with chlorine in the manufacture of bleaching powder.
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  gas
       n 1: the state of matter distinguished from the solid and liquid
            states by: relatively low density and viscosity;
            relatively great expansion and contraction with changes
            in pressure and temperature; the ability to diffuse
            readily; and the spontaneous tendency to become
            distributed uniformly throughout any container
       2: a fluid in the gaseous state having neither independent
          shape nor volume and being able to expand indefinitely
       3: a volatile flammable mixture of hydrocarbons (hexane and
          heptane and octane etc.) derived from petroleum; used
          mainly as a fuel in internal-combustion engines [syn: gasoline,
           gasolene, petrol]
       4: a state of excessive gas in the alimentary canal [syn: flatulence,
           flatulency]
       5: a pedal that controls the throttle valve; "he stepped on the
          gas" [syn: accelerator, accelerator pedal, gas pedal,
           throttle, gun]
       6: a fossil fuel in the gaseous state; used for cooking and
          heating homes [syn: natural gas]
       v 1: attack with gas; subject to gas fumes; "The despot gassed
            the rebellious tribes"
       2: show off [syn: boast, tout, swash, shoot a line, brag,
           blow, bluster, vaunt, gasconade]
       [also: gassing, gasses, gassed, gasses (pl)]