ras·cal·i·ty \raˈskaləd.ē, -lətē, -i, chiefly Brit rȧˈ-\noun (-es) 1.: the rascals forming a group or class : rabble 2. a.: the character or actions of a rascal : knavery < more evidence of rascality and selfishness than disinterested benevolence — Daniel Aaron > b.: a rascally act < political rascalities >