Definition from Wiktionary, the free dictionary
- Plural form of account receivable
- (accounting, usually plural only) The total monetary amount owed to a financial entity due to debts arising from sales on credit or on account.
Usage notes 
- The term accounts receivable is sometimes treated as an uncountable noun (a singular noun with no plural form), and other times as a plurale tantum (an inherently plural noun).
total monetary amount