不用
ふ
よ
う
Meanings
1
na-adjective, noun which may take the genitive case particle 'no', noun
disused; unused; out of use
Describes something that is no longer used or has fallen out of use. Often used for objects, facilities, or systems that are not currently in service.
See also: 不要
This room has been unused for a long time.
I dispose of furniture that is no longer used.
2
na-adjective, noun, noun which may take the genitive case particle 'no'
Indicates that something serves no purpose or is a waste. Often used in phrases like 不用なもの (useless things) or 不用な出費 (wasteful spending).
I try not to buy useless things.
The plan led to wasteful spending.