rockabye

/ˈrɑkəˌbaɪ/
interjection
  1. A variant spelling of 'rockaby', used in lullabies to soothe a baby to sleep.
    • Rockabye, baby, on the tree top.
    • The mother whispered 'rockabye' as she rocked the cradle.
    • In the nursery rhyme, they sing 'rockabye baby'.
What does "rockabye" mean? | whatsthatwordmean | whatsthatwordmean