withholding tax - definition of withholding tax by The Free Dictionary
with·hold·ing tax (wĭth-hōl′dĭng, wĭth-) n. A portion of an employee's wages or salary withheld by the employer as partial payment of the employee's income tax. Also called payroll tax, withholding. withholding tax n 1. (Banking & Finance) tax deducted at...