She could hold up her end of a conversation about English history.
"I hope you held up your end of the deal."
They could depend on him to hold up his end.
"I'm not sure how much longer I can hold up my end."
"You think I can hold up my end of things?"
The music, however, more than holds up its end of the deal.
"But the agreement is clear and they have not held up their end."
I've held up my end of the deal and you have not!
If the god doesn't hold up his end of the deal, we call it off and go our own way.
And the defense, for a change, is holding up its end as well.