define stout
stout - a strong very dark heavy-bodied ale made from pale malt and roasted unmalted barley and (often) caramel malt with hops. 1  ale - a general name for beer made with a top fermenting yeast; in some of the United States an ale is (by law) a brew of more than 4% alcohol by volume. 2  Guinness - a kind of bitter stout.