make oneself at home

“I consider as a general rule,” he answered quietly, “that it is not right to let oneself go and to make oneself at home, but that self-restraint should always be exercised, whatever the circumstances.”

Subway riders persist in eating, drinking and littering while in stations, leaving behind the crumbs and detritus that, in a rat’s eyes, are an invitation to make oneself at home.

One could joyfully make oneself at home in it; for its long history guaranteed a sure future and a blessed close, while it offered comfort and certainty in all the changes of life to every individual heart that would only raise itself to God.

It is queer that one can make oneself at home in such a little hole, and find people that are quite absorbing; I mean the natives, as well as the others.

But as for the higher powers, it is very easy to make oneself at home in the dean's study, but not so much so as to get a footing in the drawing-room above.