A balk is a log hewn or sawn to a square section, and varying in size from I 1 to 18 in.
At the very moment when she would have seized her prey, the hare moved and darted along the balk between the winter rye and the stubble.
They might balk at getting on an airline flight flown by a computer and prefer having a pilot on board to take over if he "feels in his gut" that something is wrong (even if that feeling is the airport burrito he had for lunch).
"Upsets" are the result of some crushing force or violent shock to the balk or log.
Konitz was the first fortified post established in Prussia by Hermann Balk, who in 1230 had been commissioned as Landmeister, by the grand-master of the Teutonic order, to reduce the heathen Prussians.