A variant or dialectal form, possibly referring to a young pig or a jug/container in some dialects.
Possibly from French 'gilet' or related to Romance language terms for young animals or vessels; dialectal English variant with uncertain etymology. Rare in modern English.
This word is so obscure that scholars disagree on its meaning—it's either a young pig, a jug, or a ghost word that slipped into dictionaries by accident, making it a perfect example of lexicographical mystery.
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