Definition of sis
: sister
—usually used in direct address
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Recent Examples of sis from the Web
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The bride is expected to ask her big sis to serve as her maid of honor.
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Meanwhile, oldest sister Kourtney Kardashian has three children with former partner Scott Disick, and middle sis Kim Kardashian has two with husband Kanye West, with a third on the way via surrogate.
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Congrats on making it into the Hall of Fame sis! ✨------✨ #allstars3 ⚠️CONGRATULATIONS TO @trixiemattel FOR DOING: THAT‼️ Mad love for you, Sis.
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Jesse actually co-starred on Summerland with Danielle's little sis, and fellow Disney star, Kay.
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Her older brother Ryker, 4, loves helping his sis and teaches her how to jump.
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Some celebrities arrive at the awards with family members - like Ashley Judd did in 1998 with her mom Naomi Judd and big sis, Wynonna.
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Maybe, a musician; and Maddi Waterhouse, Suki’s little sis.
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Plus, Jazzy is excited to boss around and protect her lil’ sis.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of sis
1656
SIS
Definition of SIS
Secret Intelligence Service
Note:
The Secret Intelligence Service is a British government agency that is responsible for the collection and analysis of information about foreign countries or groups.
Origin and Etymology of -sis
Latin, from Greek, feminine suffix of action
Learn More about sis
Seen and Heard
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