shush
exclamation
[ ʃʊʃ ]
• be quiet.
• "Shush! Do you want to wake everyone?"
shush
noun
• an utterance of ‘shush’.
• "the thumps were followed by shushes from the aunts"
• a soft swishing or rustling sound.
• "the ‘shush, shush, shush’ of a broom on the tent's groundsheet"
shush
verb
• tell or signal (someone) to be silent.
• "she shushed him with a wave"
• move with or make a soft swishing or rustling sound.
• "I stood to watch a big liner shushing slowly past"
Origin:
1920s: imitative.