counter party

基本解释

Alarm over“counter party” risk—the risk of a borrower or trading partner failing to cough up—turned into outright terror, paralysing money markets.
警惕“交易对方”风险（即借款人或交易对手出局时陷入困境的风险）直接变成了恐惧，使得货币市场瘫痪了。
For instance, when the two subsidiaries do business each other, the goods or services could be provided to the counter party directly but all payments are through this center.
例如，跨国公司的成员内从事内部贸易活动时，商品和劳务直接由子公司提供给买方子公司，但有关收支业务都通过这个中介机构进行。
www.treasurer.org.cn
No early termination either by THE LESSOR or by THE LESSEE is allowed during the lease period, Otherwise, one month rental penalty for such early termination shall be paid to the counter party.
在租赁合同期内，甲乙双方任何一方未经对方同意中途擅自解除合同的，应向对方支付一个月的房租作为违约金。
blog.sina.com.cn

The reason for this is the nearer term option that you are selling is then out of the money which reduces the initial probability that the option will be exercised by a counter party and you will have the option assigned.
FORBES: An Options Strategy The Rolling Stones Would Love
The bearer nature of these digital instruments like the cryptocurrency bitcoin will keep transaction costs low by eliminating third-party processors and counter-party risk.
FORBES: Virtual Currencies and Roach Motels
Just remember that ETFs are ultimately, like a complicated mortgage derivative, subject to counter-party risk.
FORBES: Gold ETFs And The Manipulation Game