1) Big maker of riding mowers 2) Destroy disk data 3) Heroin, on the street 4) Heroin, to a narc 5) Heroin, to addicts 6) Morphine 7) Slang for heroin 8) Slang term for heroin 9) Smack, on the street 10) Street names for heroin Found on https://www.crosswordclues.com/clue/scag