Definition of rancid
1
: having an unpleasant smell or taste usually from chemical change or decomposition
rancid butter rancid breath
2
: distinctly unpleasant or distasteful : offensive
a rancid sexual scandal Without free speech, even in its most rancid forms, we may have nothing to choose at night but old movies and "Heeeeeeeere's Johnny!"— Richard Corliss
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Merriam-Webster unabridged
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Time Traveler for rancid
The first known use of rancid was in 1627
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