Top definition
A girl who that you are doing stuff with, but have not quite decided whether shes going to be main biddy or not.
Johnny: You dating that girl yet?

Mikey: Nah man, shes still just my knuckle puppet
by The D peice August 16, 2011
Get the mug
Get a Knuckle Puppet mug for your bunkmate GΓΌnter.