Quick definitions from WordNet (leaky)
▸ adjective: permitting leaks or leakage ("A leaky roof")
▸ adjective: permitting liquids to penetrate ("A tarpaulin too leaky to be of much use")
▸ adjective: used informally; unable to retain urine
▸ adjective: (of ships and boats) permitting leakage
▸ adjective: prone to communicate confidential information
▸ Also see leaky
▸ adjective: permitting leaks or leakage ("A leaky roof")
▸ adjective: permitting liquids to penetrate ("A tarpaulin too leaky to be of much use")
▸ adjective: used informally; unable to retain urine
▸ adjective: (of ships and boats) permitting leakage
▸ adjective: prone to communicate confidential information
▸ Also see leaky