in black and white

Prepositional phrase

idiomatic literally

Japanese Meaning

（慣用表現）書面上などで、はっきりと、疑いなく明確にと記された状態を示す。 / （直訳的）カラーではなく、灰色の濃淡のみを用いる状態を指す。

The contract states in black and white that employees are entitled to two weeks' paid vacation each year.

契約書には、従業員が毎年2週間の有給休暇を受ける権利があると書面で明確に記されています。

Sense（1）

(idiomatic) Explicitly, in writing, clearly and without doubt or misunderstanding, without any grey areas.

I'll believe that when I see it in black and white.

Sense（2）

(literally) Using shades of gray rather than color.

This film was shot in black and white.

Sense（3）

Having it displayed using shades of grey/gray rather than colour/color (as it was shot or recorded).

to watch color films in black and white