The Haslam Shake Share definition Flag When you go to a house party and drink so much that you shit everywhere in your friend's bathroom. #TheHaslamShake "If you go into my bathroom, please do not do the Haslam Shake." The Haslam Shake by DamianaSola February 11, 2014 0 0 Get merch Get the The Haslam Shake mug. Buy Now — $32.95 See more merch