What is Sinbox?
1.
Sinbox (noun):
A vagina - particularly one belonging to a female co-worker, or a girl you meet on the internet.
Leroy: "What's up, dude? How'd your date with that chicky from work go???"
Ian: "Oh maaan! I totally delivered in her sinbox!"
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Random Words:
1.
New cockney rhyming slang to identify that a man is a grow'er not a show'er when it comes to his tackle.
Can be abbreviate to..