millennium bug

Fetched 2026-10-26 (cache).

Synonyms: millennium bugs

Antonyms: millennium bugs

Related words from Datamuse; suggestions, not definitions.

Proper noun

1. {{lb|en|computing}} A [[design]] [[flaw]] in [[computer]] [[system]]s that [[represent]]ed [[year]]s as two [[digit]]s (e.g. ''84'' for 1984), which could cause date calculations to fail if they involved years later than 1999.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.