interjection
Kansai dialect interjection used to get someone's attention or to preface a statement, similar to standard あのね. Often carries a casual, friendly tone.
See also: あのね
あんなあ、ちょっと聞いてほしいねんけど。
Hey, I want you to listen for a sec.
あんなあ、今日な、めっちゃええことあったんや。
You know, something really good happened today.