Multiple items, all of which are mundane.
I'm allergic to mediocracy and mundanities.
Heheheheheheheh... That's great.
Hym "Ha! Get it!? Mundane Man? Because it sounds phonetically like MY name? Ha! Hahaha! That's great! I love this guy! And (aside from my staggering brilliance) I'm both mundane and a man."
When the start of your work week is so slow and devoid of objectives that you can't find anything to escape the existential dread at work
Kenny:"Yo there's no orders and the warehouse is all fixed up, what is there to do?
Rick:" Milk the clock i guess, just another mundane monday."