Definition of 明々後日 (しあさって)

adverbial noun, noun (temporal)
in three days' time, two days after tomorrow
Other readings:
明々後日【みょうみょうごにち】
明明後日【しあさって】
明明後日【みょうみょうごにち】
Related Kanji
bright, light
behind, back, later
day, sun, Japan, counter for days