الستارة بيج.

• الستارة = the curtain
• بيج = beige

So the sentence is built very simply: the curtain + beige.

In Egyptian Arabic, the verb to be is usually not said in the present tense.

So:

• الستارة بيج literally looks like the curtain beige
• but it means The curtain is beige

This is very normal in Arabic.
The hidden is is just understood from the context.

الـ is the Arabic definite article, meaning the.

So:

• ستارة = curtain
• الستارة = the curtain

It attaches directly to the noun.

In Egyptian Arabic, الستارة is usually pronounced something like es-setāra.

That happens because س is a sun letter. When الـ comes before a sun letter, the l sound assimilates to the next consonant.

So instead of saying al-sitāra, speakers say something closer to:

• es-setāra

This is a very common pronunciation pattern in Arabic.

Arabic normally puts descriptive words after the noun, not before it.

So where English says:

• the beige curtain

Arabic says:

• الستارة البيج

And in a sentence like الستارة بيج, the color still comes after the noun because it is the description/predicate: The curtain is beige.

Yes, it functions like an adjective or color description here.

In this sentence, بيج is the part that tells you what color the curtain is.

It is a borrowed word in Arabic, so it behaves a little differently from many native Arabic color words.

Great question. ستارة is feminine, but بيج is a borrowed color word, and borrowed color words in Egyptian Arabic often do not change form.

So you can say:

• الستارة بيج = The curtain is beige

Even though ستارة is feminine, بيج stays the same.

Compare that with a more native Arabic color adjective, which often does change. For example, speakers may say:

• الستارة حمرا = The curtain is red

Here the color shows feminine agreement, but بيج usually does not.

This is an important difference:

• الستارة بيج = The curtain is beige
• الستارة البيج = the beige curtain

So:

• without الـ on بيج, it is a full sentence
• with الـ on بيج, it becomes a noun phrase

In other words:

• الستارة بيج describes the curtain
• الستارة البيج identifies which curtain you mean

Yes, but it usually means:

• a beige curtain

That is usually understood as a noun phrase, not as A curtain is beige.

So compare:

• الستارة بيج = The curtain is beige
• ستارة بيج = a beige curtain

The presence or absence of الـ changes the meaning.

In Egyptian Arabic, a very common way is to use مش.

So:

• الستارة مش بيج = The curtain isn’t beige

This is the normal everyday Egyptian way to negate this kind of sentence.

Often you can just keep the same words and use question intonation:

• الستارة بيج؟ = Is the curtain beige?

In speech, your voice rises at the end.

So Arabic often relies on tone here rather than changing the word order the way English does.