The brain is a castle and this is its moat, as experts have described it.
But over the years, cloistered in their mountain keep, complete with moat, Bender and Patton became ever more reclusive.
A moat surrounded the house, of width 60 feet, except in the forest, where it was 115 feet.
The rectory was often surrounded by a moat, with an entrance protected by a gatehouse.
A moat, long since dry, encircles the building, a bridge spanning it at the principal entrance.
I should have done better to go down to the moat, and be silent.
We have two mitrailleuses above the terre-plein to sweep at once the moat and the glacis.
If they searched the moat, indeed, my scheme must fail; but I did not think they would.
The moat has already been dug to its proper breadth, which is 10 roods.
A moment later it rang home against the wall on my side of the moat.
mid-14c., from Old French mote "mound, hillock, embankment; castle built on a hill" (12c.; Modern French motte), from Medieval Latin mota "mound, fortified height," of unknown origin, perhaps from Gaulish mutt, mutta. Sense shifted in Norman French from the castle mound to the ditch dug around it. As a verb, "to surround with a moat," early 15c.