Akademik

cog
1. noun /kɒɡ,kɑɡ/
a) A ship of burden, or war with a round, bulky hull.

As the Kynge was in his cog and lay in his caban, he felle in a slumberyng […].

b) A tooth on a gear

‘There are twenty-five of us, but they don’t reckon I’m worth anything. I’m just a cog in the machine.’

2. verb /kɒɡ,kɑɡ/
a) to cheat at dice
b) to cheat; to play or gamble fraudulently

Wikipedia foundation.