1. (

• uneconomical ,
• wasteful

) inefficient in use of time and effort and materials; "a clumsy and wasteful process"; "wasteful duplication of effort"; "uneconomical ebb and flow of power" ;

2. (

• wasteful

) tending to squander and waste ;

3. (

• wasteful

) laying waste; "when wasteful war shall statues overturn"- Shakespeare ;