Definitions

1. noun

a lullaby or a soothing expression used to quiet or comfort a child

“She sang a soft hushaby to help her baby fall asleep.”

2. verb

to quiet or calm someone or something, especially a child

“Try to hushaby the baby so she can take her nap.”

3. interjection

a soothing or calming expression

“Hushaby, it’s time for bed.”