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1 definition by RAFTERS

n: an aroused clitoris; a femle erection

The clitoris has been described as resembling a "bean" by some and as the male counterpart's erection is considered a "boner," women have pridefully used the word "beaner" to describe the erect clitoris.
(s)he touched me so erotically that I got a beaner.
by RAFTERS December 08, 2012