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2.
Knob referring to the male anatomy (the penis)
Jocky refering to a racing horse rider.
Knob Jocky would often refer to a person who is said to "ride" a Knob. It is often used to put someone down but in a more jovial way. More widely used in Australia, particularly Adelaide, Australia.
G'Day Mate, your a Knob Jocky!
or
John you talk so much shit, your such a Knob Jocky!
by Craigmore Elizabeth April 30, 2008
 
1.
Idiot; someone who rides a penis like a it is a horse
Leave that bouncer alone you knob jocky
by Jim Doyle November 03, 2003
 
3.
alexandender waterlander
some one who likes knobs
by zakman August 29, 2003
 
4.
Someone who is gay, a mincer, up hill gardener, faggit, you get the picture.
Paul say "HERE! jimmy look that faggit over there."
Jimmy say " aye what a Knob Jocky.
by stinkajazz April 27, 2004