Monday hammer
n.— «If they couldn’t get it undone with that, we used a flogging spanner and a “Monday” hammer. This was so called because it weighed 28lbs, and if you used it on a Monday, you were on the sick for the rest of the week!» —“Re: Hire or Beg Steal or Borrow…” by Learner Turner Ask The Trades (U.K.) May 19, 2004. (source: Double-Tongued Dictionary)
Further reading
Is there such a thing as a “neutral” accent, and if so what does it sound like? And that quirk in the way southern Californians talk about freeways. They’ll say things like take the 405 and get on the 8. Why the definite article...
Floordrobe is the new word for an old habit: piling your clothes on the floor instead of putting them away. The Oxford English Dictionary recently added an entry for it, defining floordrobe as “an untidy heap of discarded clothing left on the floor...