square up

square up (third-person singular simple present squares up, present participle squaring up, simple past and past participle squared up)

1. to get ready for a fight
2. to adopt a fighting stance
   • 2017 March 14, Stuart James, “Leicester stun Sevilla to reach last eight after Kasper Schmeichel save”, in the Guardian‎:

     Samir Nasri was shown a second yellow card moments earlier after squaring up to Jamie Vardy, with the two players going forehead to forehead after exchanging insults.

3. to face (someone) in a contest
4. to face (someone) for arrangement of the relation
   • 2003, “What's a Pimp?”, in Married to the Game, performed by Too $hort:

     I spent so many days with you, so many nights
     It's nice, I wanted you to be my only wife
     We didn't make it, I couldn't take it
     I tried to square up, it's too hard I couldn't fake it

5. to pay back money that is owed

   Let me know how much my share in the activity is and I'll square up with you tomorrow.