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 Nullroxas
Semourly
Share definition
Flag
A unit
of
time
for
exactly
6 hours.
Hey
, what were you doing
18
semourlys ago? (
3 days
)
Semourly
by
Nullroxas
August 15, 2026