like a shot

from WordNet (r) 3.0 (2006)
like a shot
    adv 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!" [syn:
           {immediately}, {instantly}, {straightaway}, {straight
           off}, {directly}, {now}, {right away}, {at once},
           {forthwith}, {like a shot}]