sis

noun

\ ˈsis

How to pronounce sis (audio)

\

Definition of sis

(Entry 1 of 3)

: sister —usually used in direct address

SIS

abbreviation

Definition of SIS (Entry 2 of 3)

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.

-sis

noun suffix

plural -ses

Definition of -sis (Entry 3 of 3)

: process : action peristalsis

Examples of sis in a Sentence

Recent Examples on the Web: Noun She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honours Black Women of The Resistance," 1 Dec. 2020 Teach us your ways, sis! Congratulations to the happy couple! — Jasmine Grant, Essence, "Singer Amber Riley Is Engaged!," 24 Nov. 2020 She’s best known for playing Shuri, a genius scientist and the little sis of King T’Challa (the late Chadwick Boseman) in Black Panther, the movie that broke the mold of the mostly white Marvel franchise. — Kathleen Newman-bremang, refinery29.com, "Letitia Wright’s New Role Honors A Black Woman of The Resistance That History Forgot," 18 Nov. 2020

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.

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Last Updated

24 Feb 2021

Cite this Entry

“Sis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sis. Accessed 5 Mar. 2021.

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