We found 18 dictionaries that define the word French letter:

General (13 matching dictionaries)

1. French letter: Merriam-Webster
2. French letter: Oxford Learner's Dictionaries
3. French letter: Collins English Dictionary
4. French letter: Cambridge Advanced Learner's Dictionary
5. French letter: Wiktionary
6. French letter: Infoplease Dictionary
7. french letter: Dictionary.com
8. French Letter, French letter: Wikipedia, the Free Encyclopedia
9. French letter: Stammtisch Beau Fleuve Acronyms
10. French letter: TheFreeDictionary.com
11. french letter: Longman Dictionary of Contemporary English
12. French letter: Merriam-Webster

Computing (1 matching dictionary)

13. French letter: Encyclopedia

Medicine (1 matching dictionary)

14. French letter: Medical dictionary

Miscellaneous (1 matching dictionary)

15. French letter: Wordcraft Dictionary

Slang (2 matching dictionaries)

16. French letter: Green’s Dictionary of Slang
17. French letter: English slang and colloquialisms used in the United Kingdom

Definitions from Wiktionary (French letter) ▸ noun:  (UK, Ireland, Commonwealth, dated, euphemistic) A condom. Similar: Frenchie, French safe, franger, French disease, F word, fcuk, f-word, Fanny, French, four-letter word, more... Opposite: condom, prophylactic, rubber, sheath ▸ Words similar to French letter ▸ Usage examples for French letter ▸ Idioms related to French letter ▸ Wikipedia articles (New!) ▸ Words that often appear near French letter ▸ Rhymes of French letter ▸ Invented words related to French letter