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8.
Con
adj. con·ner, con·ner·est Slang
1. Lame; stupid.
2. Fake; untrue.
3. Sucky; uncool.
"Dude, some guy stole my pet lemur. That is so con!";
"I hate that fat, ugly jerk. He's conner than Kanye!";
"My history professor is the connest guy in school; he made us all write an essay about Justin Bieber."
by JollyJonMon November 26, 2010
33 26
 
9.
Con
(noun) A weekend-long lock in for young unitarian universalists involving workshops, hugging, and silent football.
-"Dude, you're an idiot for missing the con last weekend!"
~"Ouch!"
-"Oops..."
by Anna Rose545 September 27, 2008
36 29
 
10.
Con
Con (kahn) v.

To leave a game when you think you're going to lose; closer to guaranteeing yourself or your team a 100% losing chance. "Conning" is looked down upon in 138 countries.
I can't believe he conned. He could of taken on those last two tanks.
by Mexican Monster June 17, 2011
7 4
 
11.
con
the spanish word for "with"
i am going to the the dance con(with) her!
by Gigi Sqular April 06, 2006
33 31
 
12.
con
a term called on a person when useless information is given.
your friend- " i just had a hamgurger." you-"con"
by xswiftx May 24, 2010
5 4
 
13.
con
Short for "conservative" in the modern American political sphere. A double entendre because of its "dishonest, manipulative" connotation.
I sure as hell hope the cons get kicked out of office soon.
by deaddrift October 31, 2006
15 14
 
14.
con
an argument opposed to a proposal
I con his oppinion...
by InGearX August 19, 2005
14 13