1 definition by Tyrone Bigums

Top Definition
When someone is waterproof, it means solid. It has to do with leaking a secret or snitching. One who is waterproof will not leak any information to someone else.
1.Come on, tell me. You know I am waterproof.
2. "Why did you tell that kid?" "Don't worry he's waterproof"
by Tyrone Bigums May 20, 2008

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