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.
To make vain and loud pretensions; to boast.To quackof universal cures. [Hudibras.] To act the part of a quack, or pretender.