Other crossword clues for answer "SINGSING"SINGSINGJulius and Ethel Rosenberg were incarcerated hereLandmark to which the origin of the idiom "sent up the river" refersOnetime bailiwick of Lewis E. Lawes.Indian tribe of Hudson River valley.Hudson structure.Hudson River sightLockup on the HudsonFormer name of Ossining, N.Y.Ossining's former nameOld jugInfamous New York penitentaryInfamous New York penitentiaryUp-the-river venueNew York lockup*Prison on the Hudson that's the source of "up the river"