noun: (uncountable) A means by which someone pays for an item (i.e., does not purchase it on credit) and takes it (i.e., does not await delivery).
noun: (uncountable, finance) A means by which someone purchases something and sells a future or forward based on it.
noun: (countable) A wholesale warehouse that sells goods exclusively or primarily to business customers, who pay on the spot in cash and carry the goods away themselves.