- useless - having no beneficial use or incapable of functioning usefully; "a kitchen full of useless gadgets"; "she is useless in an emergency"
Antonyms: useful, utile, helpful, multipurpose, reclaimable, recyclable, reusable, serviceable, useable, usable, utilitarian, utilizable
- useless - not useful; "a curiously unhelpful and useless manual"
Antonym: helpful (indirect, via unhelpful)