Acronym for 'Just Another Fucking Field Assistant', in common use in the goldfields of Australia to refer to Field Assistants.
by blnvs January 29, 2008
Get the JAFFAmug. A male who can't produce sperm, Jaffa being derived from the title of a fruit company whose Oranges are seedless.
by Anonymous1337 April 03, 2007
Get the Jaffamug. In cricket a Jaffa is a delvery that is unplayable.
by umpirestrikesback June 17, 2005
Get the Jaffamug. 
jaffa: a servent to the goa'uld on the sci-fi series, stargate sg-1 and in the movies, stargate the ark of truth and stargate continuum. they have a symbol on their heads representing their gods, and they have infant goa'ulds in their stomachs with an opening, when the infant goa'uld grows up, it will go into a human host, and the jaffa will need a new symbiote or die. but the sgc found a cure call tretonin in the episode "cure" that was maid out off symbiotes and gave people short lives. with help from the tok'ra the scg developed a better tretonin that rid the jaffa of symbiotes.
that guy over there is a jaffa
by alyjohn April 21, 2009
Get the jaffamug. (n.) An impotent person (male or female) who cannot have children. In the male, this usually produces watery, or no seminal fluid.
by Gumba Gumba May 21, 2004
Get the jaffamug. 