noun
dream while sleeping
The ordinary sense of a dream experienced during sleep. Common collocations include 夢を見る, 夢から覚める, and 悪い夢.
昨夜、変な夢を見た。
I had a strange dream last night.
怖い夢から覚めて、しばらく眠れなかった。
I woke up from a frightening dream and could not sleep for a while.
noun
dream; hope; aspiration; ambition
A desired future or personal goal. Often used with かなう, 追う, 持つ, and constructions such as 夢は〜ことだ.
彼女の夢は医者になることだ。
Her dream is to become a doctor.
子どものころからの夢がかなった。
My childhood dream came true.
noun
pipe dream; daydream; unrealistic aspiration
Used when a wish or plan is unrealistic, impractical, or merely imagined. Depending on context, it can sound dismissive.
努力せずに成功したいなんて、ただの夢だ。
Wanting to succeed without effort is just a pipe dream.
その計画は資金がなければ夢に終わる。
Without funding, that plan will end as nothing more than a dream.
noun
illusion; delusion; something unreal
A metaphorical use contrasting 夢 with 現実, suggesting that something is not real or that someone is seeing things unrealistically.
これは夢ではなく現実だ。
This is not an illusion; it is reality.
そんな都合のいい夢は捨てなさい。
Let go of that convenient delusion.
noun
fleeting thing; something short-lived
Often appears in figurative expressions where something beautiful, prosperous, or hoped-for vanishes quickly, as if it had been only a dream.
祭りの三日間は夢のように過ぎた。
The three days of the festival passed like a dream.
一時の栄光は夢のように消えた。
The brief glory vanished like a dream.