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 !USMC2010
semper fidelis
Share definition
Flag
latin word meaning "
always
faithful" also the moto of USMC (the greatest fighting
force
ever
constructed)
once a mairne,
always
a marine. semper fidelis.
always
faithful
.
semper fidelis
by
!USMC2010
March 25, 2010