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.
Definition of racket. 1  1 : confused clattering noise : clamor. 2  2a : social whirl or excitementb : the strain of exciting or trying experiences. 3  3a : a fraudulent scheme, enterprise, or activityb : a usually illegitimate enterprise made workable by bribery or intimidationc : an easy and lucrative means of livelihoodd slang : occupation, business.