Can be past tense of cliffhanger
, but is also used to describe a cliffhanger where the life/death fate of some character is up in the air until further notice or next season, hence, "hung".
Guy 1: Dude, you catch CSI's S8 finale?!
Guy 2: Yeah, man! Warrick got cliffhung. I can't WAIT for S9 to kick off!