The definition of a lullaby is a quiet or soothing song intended to get a child to go to sleep.
Rock a Bye Baby is an example of a lullaby.
- a song for lulling a baby to sleep
- music based on or like this
Origin of lullabyfrom lulla ( from ME), echoic + -by, as in bye-bye
transitive verb-·bied·, -·by·ing
to lull with or as with a lullaby
A soothing song with which to lull a child to sleep.
transitive verblull·a·bied, lull·a·by·ing, lull·a·bies
To quiet with or as if with a lullaby.
Origin of lullabyObsolete lulla word used in lullabies ( from Middle English lullai ) ( from lullen to lull ; see lull . ) bye 2
From Middle English lullen (“to lull") + bye. First recorded circa 1560.