A straddle is any set of offsetting positions on personal property. One example, is a put and call option on the same number of shares of a particular security, with the same exercise price and expiration date.
Definition of flack for English Language Learners. : a person whose job is to make people like or be interested in someone or something.
verb (used with object) 1. to beat soundly in punishment; flog. 2. to defeat thoroughly: The home team thrashed the visitors. 3. Nautical. to force (a close-hauled sailing ship under heavy canvas) against a strong wind or sea.