right away in WordNet English dictionary

1. 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!"
   immediately  instantly  straightaway  straight off  directly  now  right away  at once  forthwith  like a shot  immediately  instantly  straightaway  straight off  directly  now  right away  at once  forthwith  like a shot 
   
2. at once (usually modifies an undesirable occurrence)
   "he promptly forgot the address"
   promptly  right away  promptly  right away 
   

right away in English Wiktionary