Someone who says I’m the president of the USA during 2009-2017 and I was the president every other year after 2017 and before 2017 said I’m going to be the president of the USA every second of the day
Theoretical device that measures how well Barack Obama is doing in the polls, or how close he is to getting the democratic nomination, or how much one of your friends talks about him.
A pun implying that Barack Obama is Irish. This sight gag has bonus irony because he really is partly Irish, by way of his maternal great-great-grandmother Mary Kearney.