McCain-iac 

When one goes crazy and becomes a maniac for presidental nominee John McCain.

"Oh my god! Its john McCain! I'm such a McCain-iac!"

McCain-iac by Bella Kripton March 11, 2009

McCainiac 

Devoted supporter or fan of Sen. John McCain of (R-Arizona), esp. those who backed him during 2000 presidential bid

Bush had the money, the power, and the women, but no one could doubt the

McCainiac by Anonymous April 30, 2003

McCainiac 

Some one who is an extreme supporter of John McCain

That guy is a McCainiac!

McCainiac by Zack2010 March 22, 2009

McCainiac 

One who is obsessed with John McCainm aka a huge douchebag.

That kid who drives a hummer is such a mccainiac

McCainiac by Nick Herdman March 17, 2009

McCainiac 

A chest-thumping, brown-person-hating warmonger who wants an ever expanding American empire.

McCainiacs think that Muslims attack us because we are supposedly free.

McCainiac by John Delano January 31, 2008

mccainical 

When someone speaks, repeating themselves in a mumbling fashion like they are a forgetful robot.

When asking if little Johnny did his homework, his answer was quite McCainical as he stood their fiddling his hands and dumbfounded.

mccainical by UCANTCMESBG June 15, 2017

McCaniac 

Overzealousness for the Presidential hopefull boardering on annoying.

Liz is so McCaniac - I need to Obama her!

McCaniac by Lee Coleman October 17, 2008