👉 The slang term "09-2005" is a term used for a year where the calendar was incorrectly set to 31 December. The word "09" represents the year of the Earth's rotation, and this shift on the calendar was mistakenly applied to the month of January.
Here’s an example sentence: "I'm so excited about getting my 5th semester credit in English because I've been studying all winter long for that! And now I get 2005, too!"