We found 11 dictionaries that define the word for goodness sake:

General (8 matching dictionaries)

1. for goodness' sake: Merriam-Webster
2. for goodness' sake: Wiktionary
3. for goodness' sake: Dictionary.com
4. For Goodness Sake: Wikipedia, the Free Encyclopedia
5. for goodness' sake: TheFreeDictionary.com
6. for goodness sake: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

7. for goodness' sake: Legal dictionary

Computing (1 matching dictionary)

8. for goodness' sake: Encyclopedia

Miscellaneous (1 matching dictionary)

9. For goodness sake, for goodness' sake, for goodness sake: Idioms

Definitions from Wikipedia (For Goodness Sake) ▸ noun:  a short comedy film made in 1992, hosted by its co-writer, radio talk show host Dennis Prager. ▸ Words similar to for goodness sake ▸ Usage examples for for goodness sake ▸ Idioms related to for goodness sake ▸ Wikipedia articles (New!) ▸ Words that often appear near for goodness sake ▸ Rhymes of for goodness sake ▸ Invented words related to for goodness sake