Official:
1. Something utterly ridiculous or lacking sense.
2. Something relating to or resembling an ass.
Slang:
1. The act of being an asshole.
2. The act of being a retard.
3. The act of being stupid.
4. The act of being ignoramus.
Official:
1. That's an asinine plan.
2. That piece of "art" is asinine.
Slang:
That guy's asinine, in all meanings of the word.
by Jafje September 16, 2007
by Lindsay December 09, 2003
Individuals who participate in crossfit
Wow, those crossfitters are asinine for lifting more than they can handle and letting weights fall on their head.
by Wanderlusty June 05, 2015
by 39tmzz1f7k October 08, 2008
by thejohns January 22, 2005
by Natasha McClain September 07, 2006