Mean spirited Australian (or at least Melbourne) schoolyard slang to express one's enjoyment over a friends misfortune or suffering. Similar to the German word 'schadenfreude'.
Person 1: Shit man, my...my dad just died!
Person 2: Bwahaha! SUCKED IN!
Suckfic is a term used to name the genre of bad fanfiction. Sucky fiction is then shortened to suckfic. Suckfics are known for bad grammer, bad spelling, M-preg, Mary Sue/Gary Stu/Marty Stu, random Japanese insertions, and blob ellipses.
Fanfiction: And harry looked up at mary sue and said hi mary..........then mary...
Reader: What the? Mary Sue? Where are the quotation marks? This is a suckfic?
Well the term "indian giver" means you give something to someone, or do something, then you take it back, or demand for the same. So, butt sucking indian giver means.... well, use your imagination
Description of something that has achieved a new and ultimate level of sucking, such that there is almost something fantastic about it. Also see: craptacular, pukeriffic