used to describe person who has an unnecessarily high opinion of him or herself without them being aware of it as in " you are a real figjam,aren't you?" the persons response is usually "what is a figjam?", whereupon you enlighten them!
or can be used in a boastful manner as in "I am a real figjam, just ask me!"
An acronym for "Fuck I'm Good, Just Ask Me". Used by many Australians as a sign of triumph after completing a task, winning an award or just as a joke.
Also a song, "FIGJAM (Fuck I'm Good Just Ask Me)" by Butterfingers, an Australian band.
Bob: "Ahhh, finished tiling that roof at last..."
Alan: "Yeah, FIGJAM!"