n. A dishonorable person who is considered to be below the social existence of trash and/or garbage.
"That fucknaught is a lying, deceitful, disrespectful jerk not worthy of my time."
n. One who is essentially less than a dumbass, retard, idiot, moron, or any other term of the like due to either excessive ignorance, stupidity, or both.
"That guy's a fucknaught. He can't even do his own job." or "Did you see that fucknaught who almost hit me? He couldn't drive if his life depended on it."