What does お客さん mean?
お客さん is a Japanese noun meaning “guest, visitor (polite)” in English. It is written as お客さん in kanji, おきゃくさん in hiragana, and okyakusan in romaji. This word is part of JLPT N5 vocabulary.
Example sentence
あの店はお客さんが多い。
That shop has many customers.