Broad Term(s):
A dark-brown or black bitter beer, brewed from malt partly charred or browned by drying at a high temperature.
"porter, n.3". OED Online. September 2016. Oxford University Press. http://www.oed.com/view/Entry/148161?rskey=o8keW2&result=3&isAdvanced=false (accessed October 13, 2016).