Someone or something so disagreeable that they are a step higher that pugnacious. Can also be rude and insincere.
The woman showed how fugnacious she when she went on a diatribe against her husbands lack of ability to understand her pms. She screamed and scratched his eyeballs out.
When breasts, of any size, or shape, or color or species, look so soft and inviting that one would wish to lay on, in, or between for purposes of napping. Those breasts would be flublacious. or full of Flublaciousness.
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.
Man, I just watched the funniest nutshot video ever.