What does 案外 mean?
案外 is a Japanese adverb meaning “unexpectedly” in English. It can also be translated as “unexpected” depending on context. It is written as 案外 in kanji, あんがい in hiragana, and angai in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
ピクニックは案外つまらなかった。
The picnic was a disappointment.