aux dépens de
Meanings
Preposition
1. at the expense of (someone)
Examples7
to laugh at someone's expense
at someone's expense
He finished the work at the expense of his health.
He doesn't work, but only thinks of sponging off his relatives.
Every flatterer lives at the expense of those who listen to them.
Know that every flatterer lives at the expense of those who like to listen to him.