The plural of Monday, the first day of the work week in most Western cultures; often humorously associated with tiredness and returning to routine.
From Old English 'Monandæg' meaning Moon's day. Monday was named after the moon in Germanic languages.
The phrase 'case of the Mondays' became a cultural meme because our brains are actually less sharp on Monday mornings—something about the weekend breaks our circadian rhythm takes a few hours to reset!
Complete word intelligence in one call. Free tier — 50 lookups/day.