â¢ PB (noun). The noun PB has 1 sense: 1. a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey. Familiarity information: PB used as a noun is very rare.yponyms (each of the following is a kind of Pb): hard lead (unrefined lead that is hard because of the impurities it contains). antimonial lead; hard lead (a lead alloy that contains about 5% antimony). pig lead (lead that is cast in pigs).
Revere, Massachusetts. Revere is a city in Suffolk County, Massachusetts, United States, located approximately 5 miles (8.0 km) from downtown Boston. It is named after the American Revolutionary War patriot Paul Revere. As of the 2010 United States Census, the city has a population of 51,755 inhabitants.
Paul Revere (/rÉªËvÉªÉr/ ; December 21, 1734 O.S. â May 10, 1818) was an American silversmith, engraver, early industrialist, and a patriot in the American Revolution.ecause Boston was besieged after the battles of Lexington and Concord, Revere could not return to the city, which was now firmly in British hands. He boarded in Watertown, where he was eventually joined by Rachel and most of his children (Paul Jr., then 15, remained in Boston to mind the family properties).