sloba knob 

person that sucks dick,or gives head

I heard that chick was a sloba knob.

sloba knob by Laffy Taffy 09 August 14, 2006

slob knob

giving head

penis in the mouth

slob knob by Reggie June 20, 2003

Bob the Slob Knob 

Performance of fellatio on the male penis.

He had a micro but I was still able to Bob the slob knob.

My co-worker decided to Bob the slob knob on me in the store room.

Bob the Slob Knob by Dick Onchin October 31, 2020

slob a knob 

Sucking d**k

Girl she slob a knob and the dude said it was bad

slob a knob by ChristinaSmith November 27, 2013

knob-slob 

(verb) The act of performing highly skilled fellatio in such a manner as to provide great joy to the recipient.

His girlfriend knew how to knob-slob like there was no tomorrow.

knob-slob by The Empress II October 25, 2010

slob the knob 

slang for a girl offering fellatio, aka giving a blowjob.

Man 1 - So did she slob the knob?
Man 2 - Hell yeah, she slobbed it all night long.

slob the knob by Greenberg May 25, 2006

Slob my knob 

Gettin' head.. a Blowjob.

How much to slob my knob?

Slob my knob by J. S. Alexander January 20, 2006