A commitment to fix the value of a currency to a specific quantity of gold. (oanda.com)
If you want a stash of fixed value points for domestic economy redemptions, then build up a nice supply of them alongside the Membership Rewards you use for international premium cabin trips. (travelcodex.com)
The card earns 2 points per dollar on all purchases, so when this is combined with the 5 % rebate, this is essentially a 2.1 % fixed value card for travel redemptions. (rewardexpert.com)