あいつとは

with that guy

→ 彼奴
phrase Rare #30,089
with that guy あいつ is an informal, often derogatory way to say “that guy” or “him.” とは combines と (with) and は (as for), emphasizing the person being referred to.
JA: あいつとはもう話したくない。
EN: I don't want to talk to that guy anymore.

実を言うとあいつとは一緒に仕事したくないんだ

To tell you the truth, I don't want to work with that guy.

あいつとはやらない

I’m not doing it with that guy!

— 道 (1954)

本当のこと言うとあいつとは一緒に働きたくない

To be honest, I don't want to work with that guy.

あいつとはどうも相性が合わないんだ

I just don't seem to click with him.

ぶっちゃけあいつとは仕事はしたくない

Honestly, I don't want to work with that guy.

あいつとはそりが合わないんだ

I don't get along with that guy.