What does 豆 mean?
豆 is a Japanese noun meaning “beans, peas” in English. It is written as 豆 in kanji, まめ in hiragana, and mame in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
飲む分だけ豆をローストして、ミルで挽くんです。
We roast just enough beans for the amount we're going to drink, and grind them in the coffee mill.