outflow


outflow (http://definr.com/outflow)

     n 1: the unwanted discharge of a fluid from some container; "they
          tried to stop the escape of gas from the damaged pipe";
          "he had to clean up the leak" [syn: escape, leak, leakage]
     2: the process of flowing out [syn: effluence, efflux]
        [ant: inflow, inflow]
     3: a natural flow of ground water [syn: spring, fountain, outpouring,
         natural spring]