A little side gig, you know. 兼个职，你懂得。

side gig 的意思就是兼职

gig本身就有（临时的）工作的意思。如：a gig as a basketball coach 临时篮球教练

例句1：

I am considering exploring a side gig recently.

我最近想找一份兼职做做。

例句2：

I am not looking for a side gig as a coach.

我不是来找兼职当教练的。

“兼职”的相关表达还有哪些？

part-time job

例句：

His part-time job on Sunday was to distribute leaflets on the street.

他在星期天的兼职是到街上去派发传单。

moonlight

(暗中)兼职，从事第二职业

例句：

Almost every recent Greek finance minister has been an Athens university economics professor moonlighting as a politician.

希腊近几任财政部长皆为希腊大学的经济学教授，业余职业是政治家。