IOU

noun
\ ˌī-(ˌ)ō-ˈyü How to pronounce IOU (audio) \

Definition of IOU

1 : a paper that has on it the letters IOU, a stated sum, and a signature and that is given as an acknowledgment of debt

Examples of IOU in a Sentence

I don't have any cash, so I'll have to give you an IOU.

First Known Use of IOU

1795, in the meaning defined at sense 1

History and Etymology for IOU

from the pronunciation of I owe you

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Dictionary Entries Near IOU

iota subscript

IOU

-ious

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Cite this Entry

“IOU.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/IOU. Accessed 1 Aug. 2021.

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More Definitions for IOU

IOU

noun

English Language Learners Definition of IOU

informal : a usually written promise to pay a debt

IOU

noun
\ ˌī-ō-ˈyü How to pronounce IOU (audio) \

Kids Definition of IOU

: a written promise to pay a debt

More from Merriam-Webster on IOU

Nglish: Translation of IOU for Spanish Speakers

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