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.
by blnvs January 30, 2008
1.
<personA> omg that guy is suc ha fag
<personB> more than a fag.. he's a JAMFAG
2.
12:02 <Jamflange`cold> sif correct you spelling ronny
12:02 <Jamflange`cold> your only gonna fuck up again next sentencer
12:02 <Jamflange`cold> sentence*
<personA> omg that guy is suc ha fag
<personB> more than a fag.. he's a JAMFAG
2.
12:02 <Jamflange`cold> sif correct you spelling ronny
12:02 <Jamflange`cold> your only gonna fuck up again next sentencer
12:02 <Jamflange`cold> sentence*
by perverse June 08, 2004