Saliva is a watery substance formed in the mouths of animals, secreted by the salivary glands. Human saliva comprises 99.5% water, plus electrolytes, mucus, white blood cells, epithelial cells (which can be used to extract DNA), glycoproteins, enzymes (such as amylase and lipase), antimicrobial agents such as secretory IgA and lysozyme.
Take it on the arches does not mean simply Leave. It means Walk away. If Travis continues to break the chops of his dispatcher, he will not be driving a cab tonight. He will be walking home. I had no idea it was such an obscure term. It is dated, to be sure.
Golden Arches. The Golden Arches are the symbol of McDonald's, the global fast-food restaurant chain. Originally, real arches were part of the restaurant design. They were incorporated into the chain's logo in 1962, which resembled a stylized restaurant, and in the current Golden Arches logo, introduced 1968, resembling an M for McDonald's. The third McDonald's restaurant to open, located in Downey, California, is the oldest operating McDonald's.