wasteful

Someone who's wasteful uses and disposes of things carelessly. A wasteful child might eat two bites of yogurt and then throw the rest of the container away.

You can be wasteful with your money, spending too much of it on unimportant things. Some people are wasteful with food, ordering too much at a restaurant and leaving most of it on the plate. It's possible to be wasteful with almost anything that you squander without thinking about, including electricity or heat or even your own creative energy. The Latin root of waste is vastus, "empty or desolate."

Primary Meanings of wasteful

1.
adj
tending to squander and waste
2.
adj
laying waste
Full Definitions of wasteful
1

adj tending to squander and waste

Synonyms:
improvident
not provident; not providing for the future
extravagant, prodigal, profligate, spendthrift
recklessly wasteful
pound-foolish
unwise in dealing with large sums
uneconomic, uneconomical
wasteful of resources
Antonyms:
thrifty
careful and diligent in the use of resources
provident
providing carefully for the future
economical, frugal, scotch, sparing, stinting
avoiding waste
penny-wise
thrifty in small matters only
saving
characterized by thriftiness
show more antonyms...

adj inefficient in use of time and effort and materials

“a clumsy and wasteful process”
wasteful duplication of effort”
Synonyms:
uneconomical
inefficient
not producing desired results; wasteful
2

adj laying waste

“"when wasteful war shall statues overturn"- Shakespeare”
Synonyms:
destructive
causing destruction or much damage

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