formal complaint

She expressed her feelings by filing a formal complaint in family court for trespassing.

We are in the process of filing a formal complaint with the airline.

There was no formal complaint being made, no accusation lodged, or warrant applied for.

Betty had been most reluctant to speak of the matter to her aunt, but now she made to her a formal complaint.

If we could get but a shadow of proof against your enemies I would lay a formal complaint before the king.

The two merchants now stirred, and laid formal complaint before the Commissioners for Piracy in Cornwall.

A formal complaint of his conduct has been sent up from Malaga, and a copy of one of his writings.