元となった辞書の項目
丑三つ時
noun
(archaic) the time between and 2:00 AM and 2:30 AM, or between 3:00 AM and 3:30 AM, depending on the timekeeping tradition in use / (poetic, by extension) the middle of the night, late night
意味（1）
(archaic) the time between and 2:00 AM and 2:30 AM, or between 3:00 AM and 3:30 AM, depending on the timekeeping tradition in use
意味（2）
(poetic, by extension) the middle of the night, late night
