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To be speaking in jocund terms about something more serious. To speak of something in a manner less serious than it should be, while still maintaining the adamancy of your beliefs.
Mike: Those FAMU boys actually think it's their right to have homecoming in this town again this year.

Josh: Boy, you ain't whistlin' Dixie.
by fsudixiecrat December 11, 2010
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Aug 11 Word of the Day
A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.
"My boyfriend has a total case of brain worms. He told me the cat was bugged so the Feds could listen in on us having sex..."

or

"You totally stumbled over that entire sentence. Can't speak English all of a sudden? What, do you have brain worms?"
by _Jez_ October 03, 2009
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3
When a person has intercourse with their 2nd cousin.
Bob was 'whistlin' dixie' with Carol last tuesday.
by Handjula December 05, 2008
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