They’re not gonna be meek about it! A week after locals panned a city scheme to add hundreds of metered parking spaces beneath the Brooklyn-Queens Expressway in Williamsburg, activists have taken matters into their own hands to discuss alternative improvements to the long-neglected stretch along Meeker Avenue. “The fact that the Department of Transportation is striking the ground over there and putting in meters means we’ll have to do it ourselves,” said Greenpoint organizer Kevin LaCherra, who hosted a virtual Nov. 12 discussion about the issue. The north Brooklynites floated a wide…