2 definitions by Marcel van Kraat

phrase used to compare newly apparent (or are thought to be developing) personal characteristic or behavior to a medical condition. derived from common names of diseases such as the measles, the shits (diarrhea), the bends
"Someone's got a case of the the Mondays"

"After watching too much Tv, the children got a case of the gimmes"

"Pot gave John a case of the stupids"
by Marcel van Kraat September 3, 2006
1. Used to contrast something of the present with something of the past that it superficially resemmbles.

2. Used to contrast the current incarnation of something from its past or 'classical' form.

cf. the mother of all battles
by Marcel van Kraat September 3, 2006