Meaning of straightaway

(adj) performed with little or no delay; "an immediate reply to my letter"; "a prompt reply"; "was quick to respond"; "a straightaway denial"

(adv) without delay or hesitation; with no time intervening; "he answered immediately"; "found an answer straightaway"; "an official accused of dishonesty should be suspended forthwith"; "Come here now!"

(noun) a straight segment of a roadway or racecourse