cock tax 

In Australia, a slang term for alimony, child support, etc. as a penalty for not being careful with your cock.

She divorced me, now I gotta pay cock tax.

cock tax by Expat Dave September 19, 2007

Cock Tax 

A man who is paying child support or paying out their spouse after a separation.

He has been paying some serious cock tax since Catherine found out he was unfaithful .

Cock Tax by Spanishbride March 16, 2017