waste

noun

1.
any materials unused and rejected as worthless or unwanted
dreggs grouts waste material waste matter waste product
Derived from:
waste
2.
useless or profitless activity; using or expending or consuming thoughtlessly or carelessly
misspending dissipation wastefulness
Derived from:
waste
3.
the trait of wasting resources
unthrift thriftlessness wastefulness
Derived from:
waste
4.
an uninhabited wilderness that is worthless for cultivation
bareland moonscape no-man's-land weasten barren wasteland
Derived from:
waste
5.
(law) reduction in the value of an estate caused by act or neglect
permissive waste