American English
Do Americans use the expression: "straight away" (in the meaning of "right away", "at once")?
(oh, no! It just occurred to me that all America is still asleep at this time! I'll have to wait...)

Question

American English
Do Americans use the expression: "straight away" (in the meaning of "right away", "at once")? 
(oh, no! It just occurred to me that all America is still asleep at this time! I'll have to wait...)

Answer

Not usually, but any American would understand it (from an American wide awake on the other side of the world ;)