Used as a noun or na-adjective for things that are long in length, duration, or style. Common in compounds like ロングスカート (long skirt) or ロングヘア (long hair). Antonym: ショート (short).
Antonyms: ショート
I'm thinking of growing my hair long.
She is wearing a long skirt.
This movie is the long version.
long run; long-running
long pass
long-range
500 ml can; tall can
Borrowed from English 'long'.