A chord is three or more notes sounded together. It's that simple!. A chord can be as simple as a three-note triad, all the way up to a fancy jazz chord like G13+9 . Chords have a letter name, and it's root and type information indicating the type of chord and any alterations or extensions or upper partials.

Here are a few suggested lessons on chord alterations and extensions or upper partials.

• Upper Partials and Chord Extensions
• Chord Alterations

Blues Chords are just any chord you are playing a Blues with. Typically the Seventh, a.k.a. Dominant Seventh chord.

Blues chords are drawn from all Four Chord Categories . From: Basic Open Position Chords , Basic Movable Form Chords, a.k.a. barre chords , and Triads , 4-part a.k.a. “Jazz” Chords and Free Form Chords where it's just simply knowing the notes of the ukulele fingerboard and the Names of the Individual Chord Tones of a chord.

Really, there's no such thing as a “blues” chord. A chord is a chord - and any chord can be used in a blues progression or song. The only name a chord has is its actual name, like: C, C7, Dm, Fmaj7 etc.... A chord does not need any additional stylistic or functional designations added to to its name.

However there are some chord types more common than others used in a typical blues progression. For simple I IV V rock, country and blues progressions in a major keys the basic chords would be major triads and/or sevenths with a few ninth chords thrown in. For minor keys they are minor triads and again sevenths. For a blues in a jazz setting the chords can adapt the extended harmonies common to a jazz blues such as ninths, thirteenths and altered chords.

You need ONE chord, four voicings, that can serve a foundation for building ALL your 4-part, contemporary “jazz” chords. These 4-part chords, sometimes called “Jazz” chords are simply 4-part chords. The seventh chords, sometimes called The Dominant Seventh Chord is a great starting chord for that purpose.

Most professional guitarists' have a core set of chords that form the foundation for all their 4-part chords. Ukulele players need this same foundation.

A Seventh chord is a great starting chord to form your “core” chord foundation. The seventh chord forms the foundation for all our major 4-part chord types. From your core seventh chords, you can create the minor, diminished and augmented chord types.

Six 4-part chords that form the foundation for all your jazz chords: the seventh, major seventh, minor seventh, half-diminished seventh, diminished seventh and augmented seventh chords as your core foundations chords. Virtuoso jazz guitarist Chuck Anderson calls these the “Big Six”, a great name.

Most ukulele players already know the four open position versions that form the core seventh chords. You might already recognize a few of them below.

These Four Open Position Chords form the foundation for ALL your Jazz chords.