Rainbow Trout

A good looking girls pussy. Opposite of Brown Trout. See definition.
When a good looking girl walks past: "Trout! Definately Rainbow trout!"
by DJ Harman-E March 11, 2009
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Brown Trout

A girl walks past: "Trout! Euurgh, that's definately Brown Trout!"
by DJ Harman-e March 11, 2009
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