1.
Someone who swings both ways, e.g. a bi or bisexual.
2.
A person who behaves & acts like a member of the opposite sex. Also a person who wants to be more like a member of the opposite sex, e.g. a transsexual.
1. Neil: "What's the story with Jerry? One day he's dating that blonde, then last week I saw him out with gay Ken."
Bill: "Didn't you know? He's a two way adaptor."
2a. Hey, that guy acts like a real pussy - a two way adaptor if ever I saw one.
2b. I can't wait for my operation. soon I'll be transformed from Michael into Michelle. Meanwhile I guess I'm just a two way adaptor.
by Orville Schnopps August 6, 2008
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