Cross between a jackass and a moron.
The presidential debate is just a couple of jackamos bickering.
by stark palestine October 21, 2008
Someone who doesn't play hockey very well, and is not the brightest candle on the cake. See buttmonkey
That jackamo is a silly poon.
by MBR May 17, 2003
Suave fellow, handsome lady lover, flirt, lady's man
That boy's gonna be a Jackamo when he grows up
by runohmuck August 16, 2011
When you are widely considered as smart & funny.

Olivia wishes she could be Jackamo!
by Trevor Boris August 10, 2007
Jackamo is that stupid battle card game that children play.
"Psychodrive, you imbecile! These are Jackamo cards!"
"What-amo?"
"JACKAMO! It's that... Stupid battle card game that children play..."
by ElMoss August 24, 2009