Thesaurus.com
Dictionary.com
Definitions

IOU

NOUN
promissory note
Synonyms


I.O.U.
NOUN
debenture
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Then there were my friends who were saying, “Yeah I’ll loan you money on an I.O.U., but I don’t have that much money.”

From New York Times • Mar. 18, 2023

Her contributions are a gift, not fulfillment of an I.O.U.

From Slate • Feb. 17, 2022

He bought homes for poor families and carried in his wallet a $1,500 I.O.U. from Ralph Guldahl, to whom Sam had staked a loan when Guldahl was struggling.

From Golf Digest • Jul. 8, 2019

Note to self: Find ad with pic of cheetah, for I.O.U. coupon.

From The New Yorker • Oct. 8, 2012

The boys closed at eighty cents and gave him an I.O.U. which he probably still has.

From "Cannery Row" by John Steinbeck




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "IOU" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com