Usually written in kana. Kanji spelling 更々
(not) at all; (not) in the least; (none) whatsoever
Also written 更更
Adverb
あの二人ふたり、元もとに戻もどすつもりなんて更々さらさらないみたいだし・・・。
It seems they don't have the slightest intention of restoring it.