We found 5 dictionaries that define the word many a true word is spoken in jest:

General (3 matching dictionaries)

1. many a true word is spoken in jest: Oxford Learner's Dictionaries
2. Many a true word is spoken in jest: Cambridge Advanced Learner's Dictionary
3. Many a true word is spoken in jest: Wikipedia, the Free Encyclopedia

Miscellaneous (2 matching dictionaries)

4. Many a true word is spoken in jest, Many a true word is spoken in jest: Idioms

Definitions from Wikipedia (Many a true word is spoken in jest) ▸ noun:  an adage, aphorism or proverb. ▸ Words similar to many a true word is spoken in jest ▸ Usage examples for many a true word is spoken in jest ▸ Idioms related to many a true word is spoken in jest ▸ Wikipedia articles (New!) ▸ Words that often appear near many a true word is spoken in jest ▸ Rhymes of many a true word is spoken in jest ▸ Invented words related to many a true word is spoken in jest