square up
phrasal verb with square verb uk/skweər/ us/skwer/
(FIGHT)
UK摆好架势（准备迎战）
to prepare to fight, compete, or argue with someone
The players squared up to each other and started shouting. 双方选手摆开阵势，开始大喊大叫。
(PAY)
informal结清账;付清欠账
to pay someone the money that you owe them
If you pay for both tickets now, I'll square up with you later. 你现在把两张票的钱都付了，我过会儿再跟你把钱结清。