economical, frugal, scotch, sparing, stinting

avoiding waste; (`scotch' is used only informally); "an economical meal"; "an economical shopper"; "a frugal farmer"; "a frugal lunch"; "a sparing father and a spending son"; "sparing in their use of heat and light"; "stinting in bestowing gifts"; "thrifty because they remember the great Depression"

• thrifty — careful and diligent in the use of resources