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.
(flÃ´s, flÅs) n. 1. Dental floss. 2. Short or waste silk fibers, especially from the outer surface of the cocoon of a silkworm. 3. Soft, loosely twisted thread, as of silk or cotton, used in embroidery. 4. A downy or silky fibrous substance, such as corn silk or silk cotton. v. flossed, flossÂ·ing, flossÂ·es. v.tr.