Does alliteration mean repeated consonant sounds at the beginning of words?

Yes, that's the core definition of alliteration. It's the repetition of the same consonant sound at the beginning of words or stressed syllables in a phrase or sentence.

Here's a simple breakdown:

* Alliteration: The repetition of consonant sounds.

* At the beginning: It needs to be at the beginning of words or stressed syllables.

* Words or stressed syllables: It can be in a phrase or sentence, and it can be across multiple words.

Example:

* "Peter Piper picked a peck of pickled peppers." The "p" sound is repeated throughout the phrase.