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 GRUMPFUNGUS
Grumpfungus
Share definition
Flag
Someone
who spreads grumpyness like a fungus.
Usually
a
gross
, annoying person.
Danielle
is such a grumpfungus, seriously she
just
puts me in such a bad
mood
.
Grumpfungus
by
GRUMPFUNGUS
September 23, 2009