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Someone who is bisexual, but indecisive as to which team they bat for. Dithering between homo and hetero sexuality.

A lesbian who is only short and therefore only constitutes half a person
'Nat you're such a half-dyke'
'She can never decide which side of the cookie she likes, what a half dyke'
'Is that allowed, wait, that's a grown woman. What a half dyke'
by Emily Bennet February 04, 2009
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