at sixes and sevens, adj. phr.
Confused or disorganized. Some people believe this idiom came from a dice game where rolling a six or a seven had significance. This old idiom was used by Chaucer in 1374. Colloquial.
• It seemed the world was at sixes and sevens that year.
• Pardon the mess. We just moved into this office two weeks ago, so we’re still at sixes and sevens around here.
Learn more number idioms with Number Idioms—Hole in One! Available in print and Kindle e-book editions at Amazon stores worldwide.