Cat banjo 

The motion made by a female while casually scratching her own genitals

I should change my underwear because my arm is tired of playing the ole cat banjo

Cat banjo by Solarfish January 3, 2017

Cat banjo 

Female playing with her genitals

I heard screams and ran to save her, but caught her just singing she played the ole cat banjo

Cat banjo by Solarfish January 3, 2017