down low(redirected from Closet Bisexual)
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Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
down low, downlow (down′lō″) [Slang, short for on the down low, to keep a secret, in secret],
1. Keeping an act, a plan, or some information secret.
2. Leading a double life, esp. with respect to sexual preferences. It usually refers to men who represent themselves publicly as strictly heterosexual but secretly have sex with men.
Medical Dictionary, © 2009 Farlex and Partners