个招呼

a greeting

→ 个
phrase Uncommon #8,778
a greeting Usually appears in 打个招呼, meaning “to say hello” or “to greet someone.”
CH: 我先去跟老师打个招呼。
EN: I'll go say hello to the teacher first.

汤姆打了个招呼。

Tom said hello.

先来个招呼

Let’s start with a greeting.

— 喜剧之王 (1999)