What does 決め手 mean?
決め手 is a Japanese noun meaning “decider” or “person who decides” in English. It can also be translated as “decisive factor” depending on context. It is written as 決め手 in kanji, きめて in hiragana, and kimete in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
ワインが食事の決め手です。
Wine can make the meal.