sunriser noun3 •An early riser who gets up at dawn.He was up with the first “sunrisers” and his ax was the last to break the stillness at night. — 1916 •An alcoholic beverage drunk early in the morning.Stefan took out a brandy flask. "Would you like a sunriser?" — 1978 •One who likes novelty and change; one who is optimistic about new endeavors.What causes this resistance is among the great mysterious defects of national life. But is it, as the sunrisers claim, diminishing in its obstructive force? — 1986 formssunrisers