power chord(redirected from a power chord)
A chord commonly used in rock music that combines a root (a low note that forms the foundation of a chord) and its fifth (a note that is five notes higher than the root on the scale). A: "When do you want me to come in?" B: "Why don't you hit that power chord, and we'll go into the chorus from there."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.