'Leakage' definitions:

Definition of 'leakage'

From: WordNet
noun
The 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, outflow]

Definition of 'Leakage'

From: GCIDE
  • Leakage \Leak"age\, n. [Cf. D. lekkage, for sense 1.]
  • 1. A leaking; also, the quantity that enters or issues by leaking. [1913 Webster]
  • 2. (Com.) An allowance of a certain rate per cent for the leaking of casks, or waste of liquors by leaking. [1913 Webster]
  • 3. (Elec.) A leak[3]; also; the quantity of electricity thus wasted. [Webster 1913 Suppl.]