look up any word, like swag:
 
1.
A word used to refer to those with lacking mental abilities; prone to dogma and lies, such as Father Christmas and Christianity.
A given person known as "Cobbo" will often use a made-up language that, on first glance, appears to be similar to English. However there are underlying, integral grammatical and conceptual divergence that often renders cobbo-speak text unfathomable to normal human beings.
"Ok, I think I just pulled a cobbo"
"He's like a more retarded cobbo"
"Is that a cobbo-ism?"
by Kholint July 13, 2006
 
2.
Can be used as street slang for a joint/the state of mind after smoking said joint (High)
"Gonna smoke a right fat stinky Cobbo"
"Wow I am so Cobbo'd right now"
by SexyWaifuGirl December 03, 2013