Unscramble Refsfub

What is the meaning of word refsfub unscrambled?

What 7 letter words can be made from letters R E F S F U B:

1. buffers - Definition of buffers

2. rebuffs - Definition of rebuffs

Make more words by adding or removing letters

How many 6 letter words can you make from letters R E F S F U B?

1. buffer - Definition of buffer

2. rebuff - Definition of rebuff

3. ruffes - Definition of ruffes

4. suffer - Definition of suffer

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efsfub
2) Removing the letter E and unscrambling rfsfub
3) Removing the letter F and unscrambling resfub
4) Removing the letter S and unscrambling reffub
5) Removing the letter F and unscrambling refsub
6) Removing the letter U and unscrambling refsfb
7) Removing the letter B and unscrambling refsfu

More anagrams containing the letters R E F S F U B
refsubf refsufb userfbf fruesbf