Makes 8 Cocktails:
Mix cranberry juice, vodka, amaretto, and orange juice in pitcher. Cover and chill until ready to serve. DO AHEAD: Can be prepared 1 day ahead. Keep refrigerated.
To make 2 drinks, fill cocktail shaker with ice cubes. Pour in scant 1 cup vodka mixture. Cover and shake vigorously. Strain into 2 Martini glasses. Garnish each with orange segment. Repeat 3 times with ice cubes, remaining vodka mixture, and orange segments.
More info on how to make a Amaretto cranberry Kiss