McCainiacts 

A strong supporter of Senator Mccain. Acts Maniacally towards supporting John McCain.

I dont think I'm going to vote for Hillary anymore. All these McCainiacts have changed my mind on the race.

McCainiacts by Tommy Beard April 27, 2008

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