noun Etymology: from the pronunciation of I owe you Date: 1795 a paper that has on it the letters ~, a stated sum, and a signature and that is given as an acknowledgment of debt, debt , obligation
IOU
Meaning of IOU in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012