when a person combines all of their assumptions and presumptions without any evidence or education in to one conglomerate, of sorts, conclusion.
He was at wit's end, distraught, thinking he had murdered his own mother, when he discovered, after communicating with his level headed, sane girlfriend, (who's heart is bigger than the sun for putting up with this degenerate) that his conclumptions were nothing more, than a figment of his hysteria.
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 man will 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"