1the accidental admission or escape of liquid or gas through a hole or crack:we’re saving water by reducing leakage [count noun]:there have been no leakages of radioactive material
Physics the gradual escape of an electric charge or current, or magnetic flux:check for voltage leakage from every possible source [as modifier]:leakage currents
2deliberate disclosure of confidential information:suspicion as to the source of the leakage had fallen on a variety of peoplethe constant leakage of the party’s executive minutes to the papers
