- capable of being adjusted: adjustable seat belts.
- (of loans, mortgages, etc.) having a flexible rate, as one based on money market interest rates or on the rate of inflation or cost of living.
- (especially of life insurance) having flexible premiums and coverage, based on the insuree's current needs and ability to pay.
- any rate, expense, income, etc., that varies unpredictably: Luckily, his chief income is not made up of adjustables. Allow some money in your budget for the adjustables.