We found 16 dictionaries that define the word ruder:

General (13 matching dictionaries)

1. ruder: Merriam-Webster
2. ruder: Collins English Dictionary
3. ruder: Vocabulary.com
4. Ruder, ruder: Wordnik
5. ruder: Cambridge Advanced Learner's Dictionary
6. ruder: Wiktionary
7. Ruder, ruder: Dictionary.com
8. ruder: Cambridge Essential American English Dictionary
9. Ruder: Wikipedia, the Free Encyclopedia
10. Ruder: Rhymezone
11. Ruder (m), Ruder (nt): AllWords.com Multi-Lingual Dictionary
12. ruder: FreeDictionary.org
13. ruder: TheFreeDictionary.com

Business (1 matching dictionary)

14. ruder: Legal dictionary

Computing (1 matching dictionary)

15. ruder: Encyclopedia

Miscellaneous (1 matching dictionary)

16. ruder: Idioms

(Note: See rude as well.)

Definitions from WordNet (Ruder) ▸ name:  A surname (common: 1 in 100000 families; popularity rank in the U.S.: #10851) Types: impolite, crude, vulgar, ungentlemanly, unladylike, coarse, rude, indecent, more... Phrases: Ruder Finn, more... Adjectives: much, far, little, better, somewhat, mediaeval, still, savage, possible, nearer, rude ▸ Words similar to ruder ▸ Usage examples for ruder ▸ Idioms related to ruder ▸ Wikipedia articles (New!) ▸ Words that often appear near ruder ▸ Rhymes of ruder ▸ Invented words related to ruder