A condition that strikes a once helpfull individual and causes them to suddenly not want to do anything. The affliction often never improves and usually the victim becomes more lazy and will slack off beyond all hope.
Dad ( after work ); "Why aren't the leaves raked ?"
Mom (After cleaning house all day, paying bills, still washinglast nights dishes and preparing dinner.); "Our houseguest had another slackattack."
*Blain (Jesse Ventura) offers tobacco to men on helicopter, but they refuse*
Blain: Bunch of slack-jawed faggots around here. This stuff
will make you a god damned sexual Tyrannosaurus, just like me.
Poncho: holds up his grenade launcher Yeah, strap this on your "sore ass", Blain.