Associations to the word «Sis»

Wiktionary

SIS, noun. (informal) Shortened form of sister.
SIS BOOM BAH, interjection. An exclamation of encouragement
SIS BOOM BAH, interjection. (dated) The characteristic sound made by a firecracker.

Dictionary definition

SIS, noun. A female person who has the same parents as another person; "my sister married a musician".

Wise words

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis