I always thought the latter. Might not even be that!
Might be, C Old Rumhead.
Perhaps yours is pronounced pmm, and not the abbreviated P.M.M?
Then again, I'm sure you know...
;-)
Actually it is a nod to the place that first hipped me to the stones...Coldrum Long Barrow one of the Medway megaliths.Rum or other spirits have never featured in my favourite tipples.....