noun
actual and hidden; behind the scenes; true (hidden) state
Refers to the real situation or truth that is hidden behind an outward appearance; often contrasted with 表向き (public/official stance).
Antonyms: 表向き
彼の裏向きの顔は誰も知らない。
No one knows his true face behind the public persona.
表向きは賛成だが、裏向きは反対だ。
Officially he agrees, but behind the scenes he is against it.
noun
inside out; face down
Describes something turned so that the inner side or back side is showing; used for clothing (e.g., socks inside out) or objects like cards placed face down.
靴下が裏向きになっているよ。
Your socks are inside out.
カードを裏向きにして置いてください。
Please place the cards face down.