Price-to-Earnings Ratio (P/E): A company’s current price compared to per-share earnings. A high P/E means investors anticipate future higher growth. If a company is losing money, it will not have a P/E ratio.

Source: Investopedia

Polar Vortex: An area of low pressure in the upper atmosphere near both of the Earth’s geographical poles. In the winter of 2014, the regular polar vortex experienced a breakdown and a large part of the vortex was forced southward. Eventually the cold air in Canada and the mild temperatures in the United States merged which led to extreme wind chills and record cold temperatures in the central, southern and eastern parts of the United States.

Source: Wikipedia, Weather Underground

Pound Sterling: The pound sterling is the official term for the currency of the United Kingdom. It is commonly known as the pound. It is thought to be the world’s oldest currency still in circulation. It originated sometime during the 760s when King Offa of present-day Staffordshire introduced the silver penny into the coin currency of the time. The surrounding Anglo-Saxon kingdoms also adopted it after time and it eventually became the standard monetary unit of the region.

Sources: Wikipedia, Pounds to Pocket, BBC

Property and Casualty Insurers: Companies that issue insurance that protects against property losses to homes, businesses and cars. They also can protect customers from legal liability that may result from injury or damage to the property of others.

Source: Investopedia

The Purchasing Managers Index (PMI): comprises five economic indicators. They include new orders, inventory levels, production, supplier deliveries and employment. It’s a good indicator of the economic health of the manufacturing sector. A PMI of more than 50 represents expansion of the manufacturing sector, compared to the previous month, and under 50 represents a contraction, while a reading at 50 indicates no change.

Source: Investopedia