Skip to main content
Dictionary
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Do Not Sell My Personal Information
Information Collection Notice
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
DMCA
© 1999–2026 Urban Dictionary ®
Words of the Day
Browse
Add a Definition
User Settings
Definitions by Letty Blue
Sleep tight
Share definition
Flag
Basically
sleep well and soundly. A
cute
goodnight
message
Nighty
night
.
Sleep
tight
.
Sleep tight
by
Letty Blue
May 22, 2018