What does "sirup" mean?

Sirup: A thick and viscid saccharine solution of superior quality (as sugarhouse sirup or molasses, maple sirup); specifically, in pharmacy and often in cookery, a saturated solution of sugar and water (simple sirup), or such a solution flavored or medicated. Lucent sirups tinct with cinnamon. Keats. Mixing sirup. See the Note under Dextrose.