What does ワンピース mean?
ワンピース is a Japanese noun meaning “one-piece dress” in English. It can also be translated as “one-piece (e.g. swimsuit)” depending on context. It is written as ワンピース in katakana, and wanpiisu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
このワンピースはいくらですか。
How much is this dress?