The proper name of a very nice State, which is usually mis-pronounced as "ill-in-noise." It's actuall pronunciation is "ill-in-oy." People who mispronounce it in the presence of someone from that great State are usually in for a verbal and/or physical smack-down.
(1)Bob - "So, I hear you're from ill-in-noise, right?"
Gunny- "No, you cum-guzzling spunk-dumpster, I'm from ill-in-oy. What craptastic fucktard state are you from? Confusion?"
(2) "People from Illinois today launched a nationwide day of protest angainst cheesheads and other fucktards that commonly mis-pronounce the name of their great State."