tax return tax return (also return) noun [C] (Accounting ) a statement of how much money a company or person has earned and their expenses, used by the government to calculate how much tax they have to pay; the form on which this statement is made: a tax return for the year 2005-6 Many companies file their corporate tax return online. He claimed an income of $36 000 for the year on his tax return. ⇨ TAX DECLARATION, TAX FORM, TAX SCHEDULE (2) ❖ to file/make/send in a tax return ◆ to complete/do/fill in/fill out a tax return |