Baci kockicu.

Baci is the imperative form of the verb baciti, which is a perfective verb meaning to throw or, in this kind of context, to roll.

In this sentence, baci means throw!/roll! and it is used when speaking to one person in an informal way.

So the structure is basically:

• baci = throw!/roll!
• kockicu = the die / a little cube-shaped die

Because kockicu is in the accusative singular.

The noun kockica is the dictionary form (nominative singular). But here it is the direct object of the verb baci, so it changes form:

• nominative: kockica
• accusative: kockicu

This is very common in Serbian: when a noun is the thing being acted on, it often changes case.

Literally, kockica comes from kocka, meaning cube. The suffix -ica often makes a noun smaller or more familiar, so kockica is something like little cube.

Because a game die is a small cube, kockica is a very natural word for die in everyday Serbian, especially in game situations.

So even if the literal image is little cube, the real meaning here is simply die.

Because baciti is perfective, and perfective verbs are often used when you want a single completed action.

In a board-game context, Baci kockicu. means something like:

• Roll the die once.
• Go ahead and do that action now.

If you used the imperfective bacati, the imperative would be bacaj, which sounds more like:

• keep throwing
• throw repeatedly
• or it focuses more on the process than the single result

So Baci kockicu. is the natural choice for a one-time game instruction.

It is informal singular: you say it to one person you address with ti.

If you want to say it politely to one person, or to more than one person, you would usually say:

• Bacite kockicu.

So:

• baci = informal singular
• bacite = formal singular or plural

Literally, the verb is related to throwing, but in this context the natural English meaning is usually Roll the die.

Serbian often uses baciti in situations where English would prefer roll, especially in game instructions.

So:

• literal feel: throw the die
• natural meaning in context: roll the die

A rough English-friendly pronunciation is:

BAH-tsee KOTS-kee-tsoo

A few useful sound notes:

• c in Serbian is always like ts in cats
• č and ć are different letters, but there are none in this sentence
• every letter is pronounced clearly

So:

• Baci ≈ BAH-tsee
• kockicu ≈ KOTS-kee-tsoo

Because Serbian usually does not need subject pronouns when the verb form already shows who the subject is.

In an imperative, baci already tells you this is a command to you (one person, informal). So adding ti would usually be unnecessary.

That is why Baci kockicu. naturally stands on its own.

Yes, Serbian word order is fairly flexible, but Baci kockicu. is the most neutral and natural order for a simple command.

You might also hear:

• Kockicu baci.

But that would usually sound more marked or emphatic, as if stressing the die specifically.

For a learner, the safest basic pattern is:

• verb + object
• Baci kockicu.

Historically and structurally, yes, it has a diminutive form, since it comes from kocka. But in everyday use, speakers often do not strongly feel it as a cute or emotional diminutive in this context.

In game language, kockica can simply be the normal everyday word for a die.

So grammatically it has a diminutive shape, but in practice it can sound completely ordinary.