'Wasteful' definitions:

Definition of 'wasteful'

From: WordNet
adjective
Inefficient in use of time and effort and materials; "a clumsy and wasteful process"; "wasteful duplication of effort"; "uneconomical ebb and flow of power" [syn: uneconomical, wasteful]
adjective
Tending to squander and waste [ant: thrifty]
adjective
Laying waste; "when wasteful war shall statues overturn"- Shakespeare

Definition of 'Wasteful'

From: GCIDE
  • Wasteful \Waste"ful\, a.
  • 1. Full of waste; destructive to property; ruinous; as, wasteful practices or negligence; wasteful expenses. [1913 Webster]
  • 2. Expending, or tending to expend, property, or that which is valuable, in a needless or useless manner; lavish; prodigal; as, a wasteful person; a wasteful disposition. [1913 Webster]
  • 3. Waste; desolate; unoccupied; untilled. [Obs.] [1913 Webster]
  • In wilderness and wasteful desert strayed. --Spenser. [1913 Webster]
  • Syn: Lavish; profuse; prodigal; extravagant. [1913 Webster] -- {Waste"ful*ly}, adv. -- {Waste"ful*ness}, n. [1913 Webster]