Unscramble Rrdfu

What is the meaning of word rrdfu unscrambled?

What 5 letter words can be made from letters R R D F U:

Make more words by adding or removing letters

How many 4 letter words can you make from letters R R D F U?

1. durr - Definition of durr

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling rdfu
2) Removing the letter R and unscrambling rdfu
3) Removing the letter D and unscrambling rrfu
4) Removing the letter F and unscrambling rrdu
5) Removing the letter U and unscrambling rrdf

More anagrams containing the letters R R D F U
rrduf rrfdu rfrud rfudr