What does じゃあ mean?
じゃあ is a Japanese conjunction meaning “then; well; so; well then” in English. It is written as じゃあ in hiragana, and jaa in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
「安いですね。じゃあ10ヤードください」小娘が答えた。
"That's cheap. I'll take ten yards," the girl answered.