noodle head Share definition Flag A stupid or silly person. A knuckle headed and childish person. Usually accompanied by the need for instant gratification. "Ted bought a new car instead of paying for his kids child support, because Ted is a noodle head." noodle head by crackCAT$ May 27, 2009 0 0 Get merch Get the noodle head mug. Buy Now — $32.95 See more merch