With ironic, or not, reference to the rhetorical skills and intellectual abilities of Barrack Obama, a person who boasts about their ideas and accomplishments. Depending on the context, the term is used ironically to contrast the "oboomer" with Obama, or to suggest that Obama is himself an "oboomer."
Bob never stops yapping about the great things he has done, and and is going to do. He thinks he is soooo smart.
Yeah, he's a real oboomer.
Someone who jumps from one relationship immediately into another one.
Serial monogamists can not stand to be alone and often suffer from vast commitment and insecurity issues.
Because they jump into relationships immediately after the previous one has ended, serial monogamists typically don't take the time to reflect on their behavior or why their previous relationships failed; thus, they end up making the same relationship mistakes over and over again.
Person 1: Damn, Dustin already has a new girlfriend?! It's only been two weeks since he broke up with his fiance! I think he's a sociopath.
Someone or something that bites your ankles.
To a postman, an ankle biter is often known as a dog.
To an adult, an ankle biter may be a toddler.
To hikers, an ankle biter is sometimes a tick.
And so on.