What does "shushy" mean?

Attempting to quieten or soothe.

Shushy

adj, intj, slang

adj, intj, slang ·Moderate ·College level

Adjective

1
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."
2
Quiet or secretive.
"Then the audience and the actor would listen desperately for the frantic, shushy promptings of the nun in the wings."
3
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 ."

Intj

1
An instruction to be quiet; hush. childish, colloquial
"The Ghost feigned concern and put his hand over his mouth, “Oooh, shushy shushy, no word from me.""

"The Ghost feigned concern and put his hand over his mouth, “Oooh, shushy shushy, no word from me.""

Etymology 1

From shush + -y (suffix forming colloquialisms).

Etymology 2

From shush + -y (adjectival suffix).