What does 部活 mean?
部活 is a Japanese noun meaning “club activities; extracurricular activities” in English. It is written as 部活 in kanji, ぶかつ in hiragana, and bukatsu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
部活のかけもち、大変だと思うけどがんばれよ。
I'm sure it's tough taking part in the activities of two clubs, but good luck!