What is "overextending"

Usage examples of "overextending".

Conservation of magical energy was necessary were one to avoid overextending one's self.

Denia had always had a reputation for overextending himself, and, without that bookish Vassilivich to restrain him, he had undoubtedly gotten some of his people wiped out.

So the Warlord's political opponents, needing to devise a way to counter his growing power, created the situation I described, overextending the Warlord and leaving him unable to prosecute this war.

The first of the British forces were already infiltrating the outskirts of the city and the commander had moved his garrison east to outflank them but, overextending his position, had found himself outflanked.