英和和英

function not stated on the specification sheet

not worth a button

`ladened' is not current usage

not able to perform its normal function

fail to function or function improperly

the therapy was ineffectual

serving no useful purpose

not in active use

not functioning properly

a function called a {primitive function}

not having a job

the quality of not being useful or convenient

of a function, to be able to become useless

One can make nothing out of nothing.

having no beneficial use or incapable of functioning usefully

not represented in a drawing

a useless sword

this function is ineptly left to a small voice

no longer in use

not in working order

not appropriate to the purpose

having a useful function

he does not use a baton for conducting

a machine of no use

of a person, the condition of having no duties

not working properly

to not put something to practical use

a specified function

implicit function

a type of function called many-valued function