Dictionary
bye-bye
Pronunciation: (
—interj.bī'bī';
—n., adv.bī'bī"), [key]—
interj.
Informal.good-bye.
—
n.
Baby Talk.sleep.
—
adv.
go bye-bye, Baby Talk.
a. to leave; depart; go out.
b. to go to sleep; go to bed.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.