2 definitions by blnvs

Top Definition
Acronym for 'Just Another Mother-Fucking Arsehole Geo', in common use amongst exploration drillers in particular in the goldfields of Australia to refer to geologists.
"Which Jim? The JAMFAG Jim or JAFFA Jim?"
by blnvs January 29, 2008

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Acronym for 'Just Another Fucking Field Assistant', in common use in the goldfields of Australia to refer to Field Assistants.
"Which Phil? The JAFFA or the JAMFAG?"
by blnvs January 29, 2008

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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