I have not graced many eyes.
Usually I mean surprise.
I'm shaped adjoined,
in a contest I was coined,
and I never got my chance to rise.
I might just be a line and dot,
and I might be a lack of thought,
and though some might scream,
I'm a journalist's dream
when he goes to sleep on his cot.
This story ends with a bang.
Down under, we've marked up the plane,
flight 8253. You could add seat 203D.
And my name is the ________.
The title is also a clue.
Yes, the word does indeed complete the rhyme.
One line is two clues, and two lines are one clue.
Given the "adjoined" clue, think about what it means when its parts are separated.