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.
wrack - dried seaweed especially that cast ashore. seagrass - any of various seaweeds that grow underwater in shallow beds; seagrass provides a protective environment in which young fish can develop. sea wrack, wrack - growth of marine vegetation especially of the large forms such as rockweeds and kelp. sea tang, tang - any of various coarse seaweeds.