re ‧ bate /ˈriːbeɪt/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Origin: rebate 'to make a rebate' (15-21 centuries) , from Old French rabattre 'to beat down again' ]
an amount of money that is paid back to you when you have paid too much tax, rent etc:
You may be entitled to a tax rebate.