When you are stressing about putting yourself in a akward situation to get what you really want.
Or, the stress you feel when you put yourself out on a limb knowing that your only options are to fly or fall unceremoniously into a rather large heap of dog feces but realizing that NOT doing it would be worse than failing. That moment of stress in between saying it and getting a response.
Girl with a MAJOR crush on Guy: So, my friend is having this pary and I was wondering if you'd wanna come...you know, with me...to the party?
Guy: Er, sure. (YAY!)
Guy: Will there be hot guys there? (BOO!)