What does ラッシュ mean?
ラッシュ is a Japanese noun meaning “rush (of people or activity)” in English. It can also be translated as “rush (sudden forward motion), rushes” depending on context. It is written as ラッシュ in hiragana, and rasshu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
あいにく朝の通勤ラッシュにぶつかった。
Unfortunately, I hit the morning rush hour.