Cain/Cained" - to fail to understand simple logic or reason, and stubbornly refute, or refuse to acknowledge any form of evidence presented that counters any stated argument other than the one originally presented by the instigator of the argument. Further, to twist presented facts and evidence into an attempt to support the premise the evidence, then, clearly refutes.
Man 1: Hey man, look at that wonderful Blue Sky! Lovely day.
Man 2: No man that skies Red with streaks of Gold!
Man 1: What? Look at it, it's blue dude! How can you say it's red?
Man 2: You just supported my argument via that statement. You admitted it's red as you said "It's Red" in the sentence.
Man 1: Your pulling a Cain man.
Man 2: Yeah, you totally got Cained by me then!
Man 2: No man that skies Red with streaks of Gold!
Man 1: What? Look at it, it's blue dude! How can you say it's red?
Man 2: You just supported my argument via that statement. You admitted it's red as you said "It's Red" in the sentence.
Man 1: Your pulling a Cain man.
Man 2: Yeah, you totally got Cained by me then!
by DungeonsandDragonsNerd June 21, 2011
Get the Cainmug. 
The word is used to describe graffiti vandal payback. To cain a grafitti artists artwork is to write 'is wack' over the top of their name or to the side with an arrow pointing to their name.
As a general rule of righteousness, you can only 'cain' a tag if it is on your own property or fence.
by VICKI KARMA November 12, 2006
Get the CAINmug. by Websterrs October 23, 2020
Get the Cainesmug. a dirty carribean pool boy who likes getting a turkish train wreck three times a night from his gay pool mate Octavio
by lewis08 December 09, 2008
Get the Cainmug. 
by Atmosphere12345678 May 06, 2011
Get the Cainmug.