The dirtiest word ever invented. It brings cunt to the next level. It refers to a cunt shaped like a rhombus.
Person 1: Did you see that strippers vag?
Person 2: Yes, it was almost definitely a cunt-rhombus.

Real Estate Agent: I think we will have to remove your microwave before we show your house because the word cunt-rhombus is written on it.
by boner_b_wild July 30, 2008
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