To move unsteadily from side to side, not quite falling over but shaking or wavering.
From Middle Low German 'wabbeln,' related to 'wabble.' The word entered English around the 1500s and likely originated from onomatopoeia—the sound of something unsteady movement.
A wobbling chair or table is actually demonstrating basic physics—when the center of gravity shifts beyond the base, your body's balance system kicks in just like it does for tightrope walkers! Babies learn to walk by wobbling because their brains are gradually perfecting their balance.
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