A boxy style of domestic architecture with four rooms to a floor, one of which is usually a stair hall.
A four-square cipher.
Solid, robust.
Pertaining to the International Church of the Foursquare Gospel.
Having four equal sides; square.
Pertaining to a four-square cipher.
Abounding in shades.
Mean, cruel.
Overspread with shade; sheltered from the glare of light or sultry heat.
Not trustworthy; disreputable.
Causing shade.