noun, noun which may take the genitive case particle 'no'
standard item; classic; go-to choice; staple
Refers to something that is always chosen, used, or done because it is reliable, popular, or expected. Often used for products, menu items, routines, or jokes.
この店の定番メニューはカレーライスです。
The standard menu item at this restaurant is curry rice.
彼の定番の
I'm already tired of his go-to joke.
noun
basic item; staple goods
Original meaning: a product with stable, consistent demand, such as everyday necessities. Still used in retail and inventory contexts.
スーパーでは定番商品を切らさないようにしている。
Supermarkets make sure not to run out of staple goods.