Birthday Salad Share definition Flag Fecal Matter (n.) which takes different forms, i.e. a sandwhich, fruit, chips, cake. It's your birthday and you are very hungry. You must eat a birthday salad. Birthday Salad by Quoreen Kwyn May 2, 2011 0 0 Get merch Get the Birthday Salad mug. Buy Now — $32.95 See more merch