flag drop
n.— «The rate increase is the first since 2005, and the second since the Philadelphia Parking Authority (PPA) assumed regulatory authority of local taxis that same year. Though the initial fare, commonly called the “flag drop,” will effectively stay the same at $2.70.» —“Taxi Fares Will Increase In June” by Dan Hirschorn The Bulletin (Philadelphia, Pennsylvania) Feb. 26, 2008. (source: Double-Tongued Dictionary)
Further reading
Lynn from Philadelphia, Pennsylvania, says her mother used to urge the kids along with Put your shoes on, Lucy, don’t you know you’re in the city? The line comes from a popular song first copyrighted in the mid-1940s that goes in part Put your shoes...
A playwright from Philadelphia, Pennsylvania, wonders if anyone outside her home region says they’re going down the shore to mean they’re “going to the beach.” Go down the shore is often used in Eastern Pennsylvania, New Jersey, and parts of...