Green’s Dictionary of Slang

two-fingered tango n.

female masturbation.

1997–2002		Good 2 Go Entertainment LLC ‘ken’ at MyFirstTime.com 🌐 I undid her jeans, shoved my hand down her panties, and began brushing the beaver and playing the two-fingered tango.
2002		Bill Healey ‘U4ME’ poem on Originality 🌐 (Not to be sexist) The two-fingered tango, solo nookie / Jennying off, grooming the wookie.