Basically any self-absorbed, closed-minded STEM person thinking that they're all-mighty and better than anybody else just because of what they chose to pursue. "Astro" coming from astrophysics. Often see people in any other fields (especially creative ones) as lesser beings. They are the douches of the modern era.
Astrofucker: What?! You chose to do lower level mathematics? What a pleb!
Normal person: Shut up astrofucker, not everyone has the same interests as you.
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.
When a manwill search for hours to find something that is laying out in the open on a table. Items are often easily found by a women.
Man: "I have been searching for hours for keys."
Woman: "You mean the ones sitting there on the coffee table?"
Man: "Where?"
Woman: "Right there in the middle of that table."
Man: "oh, must have been Male Pattern Blindness"