A slang word for blundering fool, or muddle-headed person, commonly used in Singapore, especially in the army. Similar in meaning with pillock.
Commander to men when outfield: Which cockanathan shat under the tree without first digging a hole to shit in? Own up or I'll make you all prone 10cm away from it for 5 minutes!
or
Look, that moron is late again and giving lame excuses, what a cockanathan.
Someone who has been conditioned by centuries of cocksucking ancestry to suck cock. At a young age, cockspartans are sent on a cock spirit quest in which they must wrestle a wolves cock.
Dudeffer: Look at that guy over there.
Broseph: Dude, don't stare, I think he might be a cockspartan.
Dudeffer: Pfft wtf is a cockspartan? that's just madness.
Cockspartan: madness? hah this isn't madness.. THIS IS COCKSPARTA!