When a living organism has started to feel very bad and feels like something out of place; emotionally or physically.
by h.e.y.y.a.l.l. December 26, 2011

by RobertBeezer May 29, 2010

by Ruth March 04, 2005

by whscubana November 25, 2003

"A Phantom Nishoba for a Silver Seraph?"
"Yeah, dude. Sickness for sickness"
"Fair enough."
"This deck has an extreme amount of sickness."
"Yeah, dude. Sickness for sickness"
"Fair enough."
"This deck has an extreme amount of sickness."
by n00b July 31, 2003

My girlfriend is sick in bed all night long my man. *(It should be noted that in this case 'ill' is not referring to being 'sick' as in running a fever or in need of medical care)
by Agent CP June 10, 2008
