Homosexual; Someone acting in a gay manner or displaying homosexual tendencies.
a)Do you see how that guy is walking? He is such a rainbow buster!

b)Why'd you grab my butt,rainbow buster?!?
by Phillip B. February 8, 2007
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Homosexual; Someone acting in a gay manner or displaying homosexual tendencies.
a) John is a rainbow buster.

b) Have you seen how John walks? He is such a rainbow buster.
by pburk79 February 2, 2007
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