Skip to main content
×
Close
Start typing to search.
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Do Not Sell or Share 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 Big Large and Sizable Mister M
Bases
Share definition
Flag
The bases are the various levels of sexual intercourse:
1st Base:
Anal
2nd Base:
Anal
3rd Base:
Anal
I got to 3rd bases
anal
in my
sister
-in-
law
Bases
by
Big Large and Sizable Mister M
June 20, 2021
Get the
Bases
mug.