Meaning
Ordinary and unremarkable, just standard fare.
Origin
From 19th-century Britain, tied to mills; 'run' was a batch of standard textiles or flour, slang by 1909 for common. A 1922 'Times' uses it for a dull play.
Variants
- Run of mill
Usage Examples
- It's a run-of-the-mill diner; nothing fancy.
- He's run of the mill; decent but not memorable.
- A run-of-the-mill day: work, eat, sleep.