mad-dogging
n.— «Mora said Maldonado told him that he fired his shotgun into a truck occupied by two men and a woman because they were “hitting him up and mad-dogging”—street slang for showing gang signs and giving dirty looks.» —“Gang member gets life for role in killing” by Melody Mcdonald Star-Telegram (Dallas-Fort Worth, Texas) Apr. 19, 2005. (source: Double-Tongued Dictionary)