A testicle, or a foolish person; an alternative spelling of 'bollocks' used in some dialects.
From Old English 'beallucas' (testicles), from Germanic roots meaning 'rounded' or 'bulbous.' An ancient word that appears in Anglo-Saxon texts.
This word is centuries older than most people think—it appears in medieval English documents and comes from the same root as 'bollock' and 'bull,' all referring to roundness.
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