Square-headed

Square-headed

Cut off at right angles, as an opening with upright parallel sides and a straight horizontal lintel, as distinguished from an arched opening.

square-headed

Cut off at right angles above, as an opening with upright parallel sides and a straight horizontal lintel, as distinguished from an opening that is arched.
References in classic literature ?
One afternoon in the week before Christmas, I came upon Lena and her funny, square-headed little brother Chris, standing before the drugstore, gazing in at the wax dolls and blocks and Noah's Arks arranged in the frosty show window.
When he had once passed the massive door covered with long square-headed nails, he fell into the midst of a troop of swordsmen, who crossed one another in their passage, calling out, quarreling, and playing tricks one with another.
The officer could come to no conclusion as to the capacity of the head, which was covered by a close cap; but hidden though it was, it seemed to him to be one of the square-shaped kind that gave rise to the expression "square-headed." Genestas was accustomed to read the indications that mark the features of men destined to do great things, since he had been brought into close relations with the energetic natures sought out by Napoleon; so he suspected that there must be some mystery in this life of obscurity, and said to himself as he looked at the remarkable face before him:
We was six mile from the town, when we meets an old square-headed gray-haired yeoman chap, a-jogging along quite quiet.
square-headed window and door openings to front elevations and camber-headed windows and segmental-headed doorways to rear elevations, windows having tooled stone sills and dressings with combination of recent steel-frame, upvc and timber windows, and doors being battened timber, some with grilled over lights.
And he did it because he couldn't get control of the superior square-headed screw developed by Canadian P.L.
Removing those old rusty square-headed bolts and nuts and seeing what made the machine work was one of the most enjoyable jobs I had as a kid.
SORRY gothic horror fans, there won't be any square-headed monsters with bolts through their necks, spooky castles or even hunchbacked laboratory assistants on view in this revamp of Mary Shelley's classic chiller.
Golf junkies don't need much to spike adrenaline levels, so as I make a beeline for a rack filled with drivers, I figure these square-headed monsters might just be my next fix.
Unlike last year, one of them will be the revolutionary square-headed club just on the market.
As Choi is course record-holder with an 11- under-par 62 in 2003 and claims his new giant square-headed driver has added length and straightness to his tee-game - it certainly worked in his Chrysler victory in Florida two months ago - he could have a good week.
The six bolts shown in the bottom photograph were made from standard hex-headed, square-headed or carriage bolts using just a chisel and center punch.