Meaning of WARRANTY in English

war ‧ ran ‧ ty /ˈwɒrənti $ ˈwɔː-, ˈwɑː-/ BrE AmE noun ( plural warranties ) [countable]

[ Date: 1300-1400 ; Language: Old North French ; Origin: warantie , from warantir ; ⇨ ↑ warrant 2 ]

a written agreement in which a company selling something promises to repair it if it breaks within a particular period of time

under warranty

The car is still under warranty.

a three-year warranty

⇨ guarantee

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.