kale: money
keen: appealing
kike: a derogatory term for a Jewish person
killjoy: a solemn person
knock up: to make pregnant
know one's onions: to know one's business or what one is talking about
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1920's Slang
RandomI'm publishing this to help you guys keep up with my book, "Find me", which has 1920's slang. It can get pretty confusing so I decided to help you like the nice author I am :3