Apparently...
It doesn't spell check when you type it. Ff, ff, ff. :D
The word "sufferer" has both "ff" and "rr" in it.
Yes it is. If you encounter the abbreviation "ff." in a text, it usually means "following", yes.
waitstaff
Suffering, buffer etc.
FF-FF-FF-FF-FF-FF
The answer is 'sunshine'.
all dominant
effaced, efforts, effects
sheriff
Bhjb!bhh hi g ff gift in
ffffff
That's called the "MAC address" or "Hardware address". It's a unique set of numbers assigned to a network device. Anything that access the internet whether phones, wireless cards, computers, etc, all have a MAC address. The address with all one's (FF-FF-FF-FF-FF-FF) is the broadcast address. All devices on the physical segment will see and respond to a message with that destination.