Associations to the word «Siss»

Wiktionary

SISS, noun. (US) (colloquial) A hissing noise.
SISS, verb. (US) (colloquial) (intransitive) To make a hissing sound.

Dictionary definition

SISS, verb. Express or utter with a hiss.
SISS, verb. Make a sharp hissing sound, as if to show disapproval.

Wise words

In the End, we will remember not the words of our enemies, but the silence of our friends.
Martin Luther King, Jr.