Definition of square verb from the Oxford Advanced Learner's Dictionary

     

    square

     verb
    verb
    BrE BrE//skweə(r)//
     
    ; NAmE NAmE//skwer//
     
    Verb Forms present simple I / you / we / they square
    BrE BrE//skweə(r)//
     
    ; NAmE NAmE//skwer//
     
    he / she / it squares
    BrE BrE//skweəz//
     
    ; NAmE NAmE//skwerz//
     
    past simple squared
    BrE BrE//skweəd//
     
    ; NAmE NAmE//skwerd//
     
    past participle squared
    BrE BrE//skweəd//
     
    ; NAmE NAmE//skwerd//
     
    -ing form squaring
    BrE BrE//ˈskweərɪŋ//
     
    ; NAmE NAmE//ˈskwerɪŋ//
     
    Mathematical terminology
     
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    shape
  1. 1to make something have straight edges and corners square something It was like trying to square a circle. That is, it was impossible. square something off The boat is rounded at the front but squared off at the back.
  2. mathematics
  3. 2 [usually passive] square something to multiply a number by itself Three squared is written 32. Four squared equals 16. See related entries: Mathematical terminology
  4. shoulders
  5. 3square yourself/your shoulders to make your back and shoulders straight to show you are ready or determined to do something Bruno squared himself to face the waiting journalists.
  6. in sport
  7. 4square something (especially British English) to make the number of points you have scored in a game or competition equal to those of your opponents His goal squared the game 1–1.
  8. pay money
  9. 5square somebody (informal) to pay money to somebody in order to get their help They must have squared the mayor before they got their plan underway.
  10. Word Origin Middle English: shortening of Old French esquare (noun), esquarre (past participle, used as an adjective), esquarrer (verb), based on Latin quadra ‘square’. Phrasal Verbssquare somethingawaysquare off (against somebody)square upsquare up (with somebody)square something with somethingsquare something with somebody
See the Oxford Advanced American Dictionary entry: square