The Hendrix Chord is a dominant 7#9. Jimi was not the first guitar player to make use of this chord but he made his generation of guitarists aware of how one chord could say so much. The chord features prominently in Foxy Lady and Purple Haze from the Jimi Hendrix Experience album “Are You Experienced?”
The Hendrix Chord is also found in Taxman by The Beatles. This is a ground breaking song in several ways. It was one of George Harrison’s first attempts at songwriting and it contains an Indian-sounding guitar solo played by Paul McCartney. As brilliant as Taxman is, nobody said, “Hey, how about that Taxman chord!” It was Jimi Hendrix’ individualistic playing that brought the dominant 7#9 chord to the fore.
You can move the chord up and down the guitar neck. Here’s the tab for the E seventh, suspended ninth chord: