We found 10 dictionaries that define the word fass:

General (5 matching dictionaries)

1. FASS: Vocabulary.com
2. Fass, fass: Wordnik
3. FASS: Dictionary.com
4. FASS (drug formulary), Fass: Wikipedia, the Free Encyclopedia
5. Fass: Rhymezone

Miscellaneous (2 matching dictionaries)

6. FASS: Acronym Finder
7. AbbreviationZ (No longer online)

Slang (2 matching dictionaries)

8. fass: Green’s Dictionary of Slang
9. fass: Urban Dictionary

Tech (1 matching dictionary)

10. Wine Glossary (No longer online)

Definitions from WordNet (Fass) ▸ name:  A surname (very rare: popularity rank in the U.S.: #57352) Phrases: Bob Fass, more... ▸ Words similar to fass ▸ Usage examples for fass ▸ Idioms related to fass ▸ Wikipedia articles (New!) ▸ Words that often appear near fass ▸ Rhymes of fass ▸ Invented words related to fass