It is the affect when performing intercourse and the penis is not fully erect and pliable. Usually alcohol induced.

also known as "bent knuckle"
the "bent knuckle" affect is......I went out with the boyz last night and got drunk. afterwards I hooked up with my girl and gave her the bent knuckle. thank god for K-Y and a shoe horn
by willie 1234 November 3, 2011
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