What does ブーム mean?
ブーム is a Japanese noun meaning “boom” in English. It can also be translated as “boom (of a boat)” depending on context. It is written as ブーム in hiragana, and buumu in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
小型車のブームは終わろうとしている。
The small car boom is ending.