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.
fluke 1. n. 1. Any of numerous parasitic flatworms, including the trematodes, some of which infect humans, and the monogeneans, which are chiefly ectoparasites of fish. 2.Any of various flatfishes chiefly of the genus Paralichthys, especially the summer flounder.. (Animals) any parasitic flatworm, such as the blood fluke and liver fluke, of the classes Monogenea and Digenea (formerly united in a single class Trematoda). 2. (Zoology) another name for flounder 2 1. [Old English flÅc; related to Old Norse flÅki flounder, Old Saxon flaka sole, Old High German flah smooth]. (fluk).