A blow job.

A more polite way of calling someone a cock.

to give a blow job, to give head, to suck a dick. sometimes used in conjunction with slob. "she slobbed my knob"

An idiot or fool.

Someone who acts remotley like a knob

Noun used to describe someone who acts like an idiot and/or an asshole.
An elaboration on calling someone a "dick" or a "knob".

Also used to suggest they suck a lot of cock.

Drunk, slurring words, unsteady on feet, No coordination , no recall.