G major /ˈdʒiː ˈmeɪ.dʒə(ɹ)/ noun3 •The major key with the notes G, A, B, C, D, E, F♯, the key signature of which has one sharp. •The major chord with a root of G. •(Internet) A video editing technique where audio is repitched across the intervals of a major chord and the colors are inverted, creating a distorted and cacophonous effect.