guaranteeddeal
nounUK /ˌɡærənˈtiːd diːl/
US /ˌɡærənˈtiːd diːl/
A deal that is sure to happen and will not go wrong.
The shop promised a guaranteeddeal on every toy you buy.
OTHER MEANINGS
2. An offer that comes with a promise of money back if you are not happy.
The guaranteeddeal means you get your money back if the shoes break.
3. A business arrangement that both sides can trust completely.
Their handshake was a guaranteeddeal, so nobody worried.
4. A special price that the seller promises will not change.
We booked the hotel as a guaranteeddeal, so the price stayed the same all summer.