/ˈskwɛərli/
[adverb] Directly and without turning away; in an honest and straightforward way. It can also mean exactly in the centre or middle of something.
The word 'square' once meant an honest person — so to act 'squarely' was literally to behave like a good person.
The story of 'squarely' begins with a humble carpenter's tool. The ancient Latin word 'quadra', meaning a square or a squared stone, came from 'quattuor', the Latin word for four. This root travelled into Vulgar Latin as 'exquadrare', meaning to make something into a square shape, which then passed into Old French as 'escarrer' or 'esquarrer', meaning to square off a piece of wood or stone. From Old French, the word arrived in Middle English as 'square' by around the 13th or 14th century, still carrying the strong sense of something with four equal sides and perfectly right angles.
The geometric meaning was the foundation, but language rarely stays still. Because carpenters and architects used a square tool — the set square — to test whether angles were true and measurements were honest, the word 'square' gradually took on the idea of correctness, fairness, and precision. If something was 'square', it was right and proper. If you were 'square' with someone, you had settled your debts honestly. This moral sense was well established in English by the 16th century, when 'squarely' began to appear as its adverbial form, meaning 'in a square manner' — which quickly broadened to mean 'directly' or 'honestly'.
The suffix '-ly' is a deeply familiar piece of Old English grammar, descended from the Old English '-lice', which was attached to adjectives to form adverbs meaning 'in the manner of'. So 'squarely' literally means 'in the manner of a square' — with all the precision, directness, and evenness that a perfect square implies. This pattern is ancient and productive in English; words like 'fairly', 'boldly', and 'clearly' were all built the same way, each one turning a quality into a description of how something is done.
Over the centuries, 'squarely' developed two main streams of meaning that flow side by side today. The first is physical and spatial: to hit something squarely means to strike it exactly in the centre, without glancing off to one side. The second is moral and interpersonal: to face a problem squarely means to look at it directly without flinching, to deal with it honestly rather than avoiding it. Both meanings trace back to that original image of the perfect right angle — something that does not lean, does not dodge, and does not deviate.
What makes 'squarely' quietly fascinating is how much cultural weight we have loaded onto a shape. The square has long been a symbol of fairness and equality — 'a square deal', 'being square with someone', 'fair and square' — all phrases built on the idea that four equal sides represent balance and justice. The same root 'quadra' that gave us 'squarely' also travelled through different paths to give English words like 'quadrant' (Latin 'quadrantem'), 'squadron' (Italian 'squadrone', a group arranged in a square formation), and 'quarry' (Old French 'quarré', meaning squared stone). Even the word 'cadre', meaning a core group of trained people, shares a distant ancestor in the same Latin root, arriving via French 'cadre', from Italian 'quadro', from Latin 'quadrum'. Every one of these words carries, somewhere in its history, the memory of four equal sides standing firm.