# Back to the Future Day

> English word · Proper noun

## Definitions
1. The date October 21, 2015, regarded as commemorative of the movie Back to the Future Part II, in which the main characters use a time machine to travel to this date from the year 1985.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/back-to-the-future-day