sis

¹

[ sis ]

noun

, Informal.

1. sister.

-sis

²

1. 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.

sis

¹

/ siːs; sɪs /

interjection

1. informal.
   an exclamation of disgust

sis

²

/ sɪs /

noun

1. informal.
   short for sister

SIS

³

abbreviation for

1. Also calledMI6 (in Britain) Secret Intelligence Service
2. (in New Zealand) Security Intelligence Service

Word History and Origins

Origin of sis¹

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

Origin of sis²

From Greek

Word History and Origins

Origin of sis¹

Afrikaans, possibly from Khoi

Example Sentences

According to big sis Kate, she can—if she leaves school behind.

From The Daily Beast

The Brothers Rodham, you may recall, have their own distinguished history of causing headaches for Big Sis.

From The Daily Beast

Put another way, having penetrated the SIS, he was then able to penetrate the CIA.

From The Daily Beast

Sis Wolf, han' Sis Rabbit dat rickin'-cheer dar, 'kaze 't aint no one step fum her house ter mine.'

From Project Gutenberg

He lugged in his arms, sis, a stove and a bed, And balanced a bureau right square on his head.

From Project Gutenberg

I say, Dink, they both wanted to be remembered to you, and here's a note from Sis.

From Project Gutenberg

"She didn't drag me out, Sis; it was I who suggested it," interposed Horace.

From Project Gutenberg

Agamogenesis, a-gam-o-jen′e-sis, n. reproduction without sex, found among lower animals and in plants.

From Project Gutenberg

Related Words

• buddy
• comrade
• crony
• playmate