A variant or humorous spelling of biltong, possibly combining 'bil' (from biltong) with 'tongue' to reference the strip-like shape of the meat.
Likely a playful or folk reanalysis of biltong that reinterprets 'tong' as the English word 'tongue,' reflecting how loanwords get reshaped in English-speaking communities.
Folk etymologies like 'biltongue' remind us that speakers are constant linguistic creators—we naturally reanalyze unfamiliar words using patterns we know, turning 'tong' into 'tongue' to make sense of something exotic.
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