Adjective. Describes something that is simultaneously terrific and terrible.
"Jim Carrey's performance in Liar Liar was ifficable."
by Adam Schmadam January 13, 2009
Get the Ifficable mug.
When a person or thing does something that is extremely efficient and/or Powerful
Or something that is generally Gil approved:
EG: Machine-Gunning, Being not gay, Helicoptering, Being generally Indestructable


Also see : Gil Approved
1. "I have engineered the hell out of this computer to the point that it has become Gil-Iffic"

Person: I have murdered nick, twisted off his head, and then raped his mother

Gil: Maximum Gil-Iffic
by Illmitch5 December 4, 2008
Get the Gil-Iffic mug.
when a whore is SO gross you dont even want to look or be around them (applies to chicks AND dudes)
Do you see that nasty ass dude over there??? he was whore-iffic!!!
by crazy cat ladyies April 26, 2011
Get the whore-iffic mug.