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1.
An alternate expression for cannabis, derived from gubbins. Often used when secrecy is required, eg. when discussing cannabis over the phone and parental units are near, although it has also evolved into becoming part of general usage.
1. tumbleweed, pass the gub gub over here man so I can skin up.

2. (over phone) yo, you up for getting some gub gub tonight? - to the ensuing confusion of parents or anyone else who happens to be listening.

3. farmer ya cunt. gimmie the gubbedy gub stick.
by Cuckundoo June 18, 2006
 
2.
An alternate expression for cannabis, derived from gubbins. Often used when secrecy is required, eg. when discussing cannabis over the phone and parental units are near, although it has also evolved into becoming part of general usage.
1. tumbleweed, pass the gub-gub over here man so I can skin up.

2. (over phone) yo, you up for getting some gub-gub tonight? - to the ensuing confusion of parents or anyone else who happens to be listening.

3. farmer ya cunt. gimmie the gubbedy gub stick.
by Cuckundoo June 18, 2006
 
3.
just another word for "awesome". There is also many versions of the "GubGub dance" - which was a hit in many countries around the world.
Could be used to describe something:
"Hey you are totally GubGub!"
Or just used as a nickname.
by yaygubgub December 11, 2010
 
4.
Refering to a males penis
I drew a gub gub on her wall.
by Lois-Audrey July 15, 2006