俺さ

me, you know

→ 俺
phrase Rare #25,797
me, you know A very casual, masculine way to begin a sentence or emphasize oneself. 俺 means “I” or “me,” while さ is a conversational filler or emphasis particle.
JA: 俺さ、週末は家でゆっくりしたいんだ。
EN: Me, I want to relax at home this weekend.

俺さお前は金がないもんだと思ってたんだけど

I thought you were broke, though.

俺さ運転が上手だと思うんだ

I think I'm a pretty good driver.

この俺さ

Me, that's who!

— グッドフェローズ (1990)

俺さプレッシャーのある方がいい仕事できるんだよ

I actually do better work when I’m under pressure.

俺さお前の兄ちゃんと同じ辞書持ってる

Hey, I’ve got the same dictionary as your big brother.

俺さ彼女とスキーに行くつもりなんだ

I'm planning to go skiing with my girlfriend.

俺さパイロット友達がいるんだぜ

I've got a friend who's a pilot, you know.