What does "teaching gig" mean here? Please explain with some examples.

A: Do you wanna grab some coffee after work?

B: I would love to, but I have a teaching gig at six tonight.

Question

What does "teaching gig" mean here? Please explain with some examples.

A: Do you wanna grab some coffee after work?

B: I would love to, but I have a teaching gig  at six tonight.

Answer

They have a job teaching something tonight. They are teaching some kind of class. 'A teaching gig' suggests it's quite casual and that they are not a full-time teacher.

Answer

Gigs refer to temporary jobs. Thus, in your given sentence, it means that the person talking has a temporary teaching job.