till the cows come home
idiomPart ofcow
till the cows come home — idiom
1. for a very long period of time; without ever finishing or reaching an agreement
1.idiom
Definition
for a very long period of time; without ever finishing or reaching an agreement
Example
You can argue about which football team is better till the cows come home and still disagree.
The children would play video games till the cows come home if their parents let them stay up.