Popsugar Fitness Workouts Best Dumbbell Butt Exercises Lift and Plump That Booty With These 21 Dumbbell Butt Exercises June 26, 2018 by Jenny Sugar View On One Page Photo 16 of 21 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Side Lunge Holding the weight in your right hand, stand with your feet and knees together. Take a large step with your left foot to the left side, lunging toward the floor. Make sure your left knee does not extend past your toes, and keep your right leg relatively straight. Push off through your left foot, emphasizing the weight in the heel, to return to the start to complete one rep. Previous Next Start Slideshow WorkoutsStrength TrainingButt ExercisesBooty Gains