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 F.U.N.E.R.
BSO
Share definition
Flag
bicycle shaped object. a low quality unsafe bicycle, purchased at
walmart
or
target
. a crappy shitty bike.
LAME
.
Go
get the
hacksaw
and lets dispose of this BSO.
BSO
by
F.U.N.E.R.
January 13, 2006