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crack
開く, 切り出す, キレる, クラックコカイン
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他動詞[会話]
a) To break open or into: eg. crack a safe.
b) To open up for use or consumption: eg. crack a book;cracked a beer.
c) To break through (an obstacle) in order to win acceptance or acknowledgement:
eg. finally cracked the “men-only” rule at the club.
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[会話]
To tell (a joke),especially on impulse or in an effective manner.
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名詞[俗語]
Crack cocaine.