rug-a-dug Share definition Flag A rhythm in 3-time usually associated with 70s rock guitar consisting of 3 half notes and a rest for the remainder of the measure. Kashmir has one hell of a rug-a-dug beat. rug-a-dug by somegoof January 18, 2005 0 0 Get merch Get the rug-a-dug mug. Buy Now — $32.95 See more merch