Synonyms: useless
Definition: having no beneficial use or incapable of functioning usefully
Usage: a kitchen full of useless gadgets; she is useless in an emergency
Similar words: futile, unavailing, otiose, ineffectual
Definition: producing no result or effect
Usage: a futile effort; the therapy was ineffectual; an otiose undertaking; an unavailing attempt
Similar words: inutile
Definition: not worth using
Similar words: unserviceable, unusable, unuseable
Definition: not capable of being used