sis

[ sis ]

/ sɪs /

SEE SYNONYMS FOR sis ON THESAURUS.COM

noun Informal.

sister.

Words nearby sis

sirrah, sirree, sirup, sirupy, sirvente, sis, sisal, siscowet, sisera, sisinnius, siskin

Origin of sis

1825–35, Americanism; shortened form; compare Dutch zus for zuster sister

Definition for sis (2 of 2)

-sis

a suffix appearing in loanwords from Greek, where it was used to form from verbs abstract nouns of action, process, state, condition, etc.: thesis; aphesis.

Origin of -sis

From Greek

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sis

Put another way, having penetrated the SIS, he was then able to penetrate the CIA.
The Charmed Life of a Traitor|Harold Evans|November 6, 2009|DAILY BEAST
I got in badvery badwith some gamblers and some loan sharksand Sis was good enough to try to get me out of it.
The Luminous Face|Carolyn Wells
Mistr Rattlesnake set an look at Sis Cat er minit, caze yer see he ain wake up good yit.
Bypaths in Dixie|Sarah Johnson Cocke
Sis Cat had done wash her kittens faces jes es clean an put dem mittns on em dat yo ma read ter us erbout.
Bypaths in Dixie|Sarah Johnson Cocke

Why, I had to come up in this section on business for dad, and sis insisted that I bring her along.
Baseball Joe in the Central League|Lester Chadwick
“If we only had a sled to-day, Sis could ride, and we could go on the river,” said Bob.
Our Young Folks at Home and Abroad|Various

British Dictionary definitions for sis (1 of 3)

sis¹

/ (sɪs) /

noun

informal short for sister

British Dictionary definitions for sis (2 of 3)

sis²

sies

/ (sɪs, siːs) /

interjection

Southern African informal an exclamation of disgust

Word Origin for sis

Afrikaans, possibly from Khoi

British Dictionary definitions for sis (3 of 3)

SIS

abbreviation for

Also called: MI6 (in Britain) Secret Intelligence Service

(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