noun. If you can't keep it in your nuclear family...
Real citation: “AnyaSimbi (6:12:09 AM): Another comment on another clip: "I couldn't believe what I was hearing, I almost choked -- what did she say, something like "Peter cares about me -- why can't I stay with him in NY?" Wow the Peter/Claire fans must be so ecstatic. What do you call that? UNCLECEST!"”
(March 1, 2007, http://simbiani82.livejournal.com/70001.html)
Made-up citation: "You have committed many crimes, O'Malley: tax fraud, car theft, conspiracy to commit unclecest. But now, you're going to be my afterdinner mint."