丑 - sign of the ox or cow, 1-3AM, second sign of Chinese zodiac

the Ox (second sign of the Chinese zodiac)

cursing ritual where one visits a shrine at 2am and nails a doll representing a person to a tree, praying for said person's death

day of the ox in midsummer (during the hottest season); dog days of summer

year of the Ox

Wood Ox (2nd term of the sexagenary cycle, e.g. 1925, 1985, 2045)

Earth Ox (26th term of the sexagenary cycle, e.g. 1949, 2009, 2069)

dead of night; middle of the night; midnight

Metal Ox (38th term of the sexagenary cycle, e.g. 1961, 2021, 2081)

year of the Ox

Water Ox (50th term of the sexagenary cycle, e.g. 1913, 1973, 2033)

day of the Ox (esp. in midsummer or midwinter)

day of the ox in midsummer (during the hottest season); dog days of summer