Right away (3)

(Other definitions for asap that I've seen before include "Initials notation meaning with all possible speed" , "Notation or acronym meaning without avoidable delay" , "'At the earliest moment, initially (4)'" , "As soon as you can, initially" , "At one's earliest convenience" .)

(Other definitions for stat that I've seen before include "copy" , "accepted numerical fact" , "Photocopy" , "Doctor's immediately" , "figure used in estimates" .)

(Other definitions for pronto that I've seen before include "Quick as you can, amigo" , "Immediately, amigo" , "Quickly, immediately" , "Quickly, amigo" , "Quickly (sl.)" .)

(Other definitions for at once that I've seen before include "This instant, without delay" , "'Without delay (2,4)'" , "Right now, this instant" , "from the kick-off" , "without pause" .)

(Other definitions for in a flash that I've seen before include "Instantly, straightaway" , "Very quickly" , "Almost instantly" , "Where American detected electricity" , "How lightning appears" .)

(Other definitions for in a jiffy that I've seen before include "Instantaneous" , "Before you can say Jack Robinson" , "almost immediately" .)

(Other definitions for immediate that I've seen before include "Prompt, straightaway" , "Involving no delay" , "Most urgent; current" , "on the spot" , "Occurring without delay" .)