Seam-Scratch Share definition Flag When you are too lazy to pull up your jean or sweatpant leg, so you just use the stitching of the pant leg to scratch an itch. Pat: No! These long-johns don't have any stitching! I'll never be able to Seam-Scratch again! Seam-Scratch by Jimmer LEz February 14, 2012 0 0 Get merch Get the Seam-Scratch mug. Buy Now — $32.95 See more merch