Kitchen sink may refer to:
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A sink in a kitchen for washing dishes, vegetables, etc.
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Freaks of Nature (film), a 2015 comedy horror film, also known as Kitchen Sink
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Kitchen Sink, a 1989 horror short directed by Alison Maclean
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Kitchen Sink (TV series), cookery series on Food Network
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"Kitchen Sink", a song by Twenty One Pilots from their album Regional at Best
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Kitchen Sink (album), an album by Nadine Shah, 2020
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Kitchen Sink Press, an independent comic book publisher
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Kitchen sink realism, a British cultural movement in the late 1950s and early 1960s
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Kitchen sink syndrome, also known as "scope creep" in project management
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Kitchen sink regression, a usually pejorative term for a regression analysis which uses a long list of possible independent variables
