shushy /ˈʃʊʃi/adjective 3exclamation 1forms 2 adjective3 •Attempting to quieten or soothe.My little sister went to the library with us once, but she said she wouldn't come any more because she didn't like the shushy lady and the glasses man. — 1980 •Making a sibilant, whooshing sound, like the sound of the letters 'sh'.I have a hat on too and the heater is blowing on me with a shushy noise . — 2002 •Quiet or secretive.Then the audience and the actor would listen desperately for the frantic, shushy promptings of the nun in the wings. — 1947 exclamation1 •(informal) An instruction to be quiet; hush.The Ghost feigned concern and put his hand over his mouth, “Oooh, shushy shushy, no word from me." — 2006 formsshushier · shushiest