"I don't think the Romulan diplomatic corps will be in any position to complain about that, under the circumstances."

Well, he could complain, of course, but only under his breath and not to anybody specific.

Who am I to complain about another night under shelter?

Now complaining about lack of bank regulation under Labour.

The structure was extremely sturdy, but it complained continually under its burden of heavy equipment and material.

An injured party can complain against its neighbour under the convention, but it has no teeth.

He sat down heavily in his seat, which complained audibly under the heavy load.

"I'm hungry," he complained under his breath after he was done.

George complained under his breath as he watched Anthony Wood approach.

"It is having sons like him that makes one old," he complained half under his breath.