Alternate to Fuckhead.
Used as an insult to a person or persons.
Having both the qualities of a Fuckead, (or Fucktard) and a hemorrhoid.
The suffix -noid also said to be attributed to the undesirable qualities of the fictitious “Noid” character.
Also in the Law Enforcement community noid or “No I.D.” often is a requisite quality of many lowlifes and miscreants.
Such perversions of the “F-word” are said to have stemmed from overuse of the aforementioned colloquialism and the desire to modify its usage for more specific tasks.