quit on something

[Saki6]

Several seconds after clicking on this link, you'll hear "So I'm going to have to quit on this, because ..."

What does "quit on something," not "quit on someone," mean?

quit on someone
​

1. [for something] to quit while someone is using it. ​

This stupid car quit on me.​

I hope this thing doesn't quit on me.​

2. [for one] to leave one's job, usually suddenly or unannounced.​

Wally, the park supervisor, quit on us at the last minute.​

My assistant quit on me.
(McGraw-Hill Dictionary of American Idioms and Phrasal Verbs)​

 

[Skrej]

In this context, it means 'stop talking about this particular subject'.

 

[Rover_KE]

Saki, please name the dictionary you have quoted from.

 

[Skrej]

Saki, please name the dictionary you have quoted from.

His original post did have a Youtube link in it.