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sis

[sis] /sɪs/
noun, Informal.
1.
Origin
1825-1835
1825-35, Americanism; shortened form; compare Dutch zus for zuster sister
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sises

sis1

/sɪs/
noun
1.
(informal) short for sister

sis2

/sɪs; siːs/
interjection
1.
(South African, informal) an exclamation of disgust
Word Origin
Afrikaans, possibly from Khoi

SIS

abbreviation
1.
Also called MI6. (in Britain) Secret Intelligence Service
2.
(in New Zealand) Security Intelligence Service
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for sises

sis

n.

1650s, abbreviated form of sister; in American English, applied generally to girls and young women (1859). It also was the familiar short form of Cecilie, Cicely, a common name for girls in the Middle English period.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for sises

sink-or-swim

adjective

Risky; succeed-or-be-ruined: Playing cornerback in the National Football League, particularly for a young player, is a sink-or-swim proposition (1668+)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Related Abbreviations for sises

SIS

National Library of Medicine [Specialized Information Services]
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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5
5
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