What does まるっきり mean?
まるっきり is a Japanese noun meaning “completely, perfectly, just as if” in English. It is written as まるっきり in hiragana, and marukkiri in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
おもってたのとまるっきり違いますねえ。
It's really different from what I expected.