فيه دم على ايدي.

Here, فيه means there is / there’s.

So:

• فيه دم = there is blood

In Egyptian Arabic, فيه is very commonly used to introduce the existence of something.

A learner may already know فيه from another meaning, like in him / in it. That meaning exists too, but in this sentence it clearly means there is.

Because Arabic does not use the present-tense verb to be the same way English does.

In English, you say there is blood.
In Egyptian Arabic, فيه already covers the idea of there is, so you do not need another word for is.

دم means blood.

It is pronounced roughly dam:

• d as in dog
• a short a
• m as in man

It is a very common word, and in this sentence it has no article, so it is just blood, not the blood.

على means on.

So:

• على ايدي = on my hand / on my hands, depending on the intended form

This is the normal preposition you use for something being physically on a surface or body part.

In fast Egyptian speech, على is often pronounced more like ʿala or even shortened further in casual speech.

The -ي ending means my.

The base word is إيد = hand in Egyptian Arabic.
So:

• إيد = hand
• إيدي = my hand

This attached ending is very common in Arabic. Instead of using a separate word for my, Arabic often adds it directly to the noun.

Because casual Egyptian writing is often loose and simplified.

In more careful spelling, many people would write إيدي.
In texting, subtitles, or informal writing, people often drop or simplify hamzas, so ايدي is very common.

So this is not unusual at all in everyday Egyptian writing.

As written, ايدي most commonly looks like إيدي = my hand.

However, in casual Egyptian writing, spelling can be inconsistent, especially online. If the meaning shown to you is my hands, that may reflect loose everyday spelling or an idiomatic use.

A clearer colloquial spelling for my hands is often something like إيديا. So the exact number can depend on context and how carefully the speaker is writing.

A good pronunciation for the sentence as written is:

fīh dam ʿala īdi

Roughly:

• fīh = feeh
• dam = dam
• ʿala = a-la, but starting with the Arabic ʿayn sound
• īdi = ee-di

The hardest sound for many English speakers is the first sound in على. That is ع (ʿayn), which does not have a real English equivalent.

This is Egyptian Arabic in a casual, everyday style.

Clues include:

• the use of فيه in a very conversational way
• informal spelling like ايدي
• the overall natural spoken feel of the sentence

In Modern Standard Arabic, the wording and spelling would usually be more formal and standardized.

Yes.

It can be:

• literal: actual blood is on the speaker’s hand or hands
• figurative: the speaker feels guilt or responsibility for harm or death

Just like in English, context tells you which meaning is intended.

You can, but it changes the feel.

• فيه دم على ايدي sounds like a full sentence: There is blood on my hand(s).
• دم على ايدي sounds more like a fragment, a dramatic observation, or a headline-style phrase: Blood on my hand(s).

In normal full speech, keeping فيه is usually the safest choice.