Mondayitis

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The tired and apathetic feeling experienced by persons returning to work on a Monday after the weekend. uncountable

Etymology

From Monday + -itis. The term has been widely used in Australia for decades. Popularity of the term in the USA may be traceable to its use in the US comedy film Office Space (1999).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.