elevator pitch n. a very short persuasive speech, usually delivered impromptu. Also elevator speech. (source: Double-Tongued Dictionary)
Further reading
A young caller from the Hudson Valley of New York wonders about his grandmother’s use of stemwinder to praise a speech she thought was excellent. In the early 1800s, people used pocket watches that had to be wound with a tiny key. Once someone...
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...
Pithy definition and good contexts, but two minutes is a long elevator ride!