We found 15 dictionaries that define the word IOUs:

General (13 matching dictionaries)

1. IOUs, -ious: Merriam-Webster
2. -ious: Oxford Learner's Dictionaries
3. -ious, -ious: Collins English Dictionary
4. IOUS: Vocabulary.com
5. ious: Wordnik
6. ious: Cambridge Advanced Learner's Dictionary
7. IOUs, -ious: Wiktionary
8. -ious: Webster's New World College Dictionary, 4th Ed.
9. -ious: The Wordsmyth English Dictionary-Thesaurus
10. -ious: Infoplease Dictionary
11. IOUs, -ious: Dictionary.com
12. ious: Cambridge Essential American English Dictionary
13. IOUS: TheFreeDictionary.com

Art (1 matching dictionary)

14. -ious: A Cross Reference of Latin and Greek Elements

Miscellaneous (1 matching dictionary)

15. IOUS: Acronym Finder

(Note: See iou as well.)

Definitions from Wiktionary (IOU) ▸ noun:  An informal promissory note that is not a negotiable instrument. ▸ Also see iou Opposite: debt-free, paid off, settled Types: us, ous, yous, iouses, more... Phrases: those who receive ious, more... Adjectives: term, political, other, open, many, corporate, own ▸ Words similar to IOUs ▸ Usage examples for IOUs ▸ Idioms related to IOUs ▸ Wikipedia articles (New!) ▸ Popular adjectives describing IOUs ▸ Words that often appear near IOUs ▸ Rhymes of IOUs ▸ Invented words related to IOUs