Definition of couple verb from the Oxford Advanced American Dictionary

      

    couple

     verb
    verb
    NAmE//ˈkʌpl//
     
    Verb Forms present simple I / you / we / they couple
     
    he / she / it couples
     
    past simple coupled
     
    -ing form coupling
     
     
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  1. 1[transitive, usually passive] to join together two parts of something, for example two vehicles or pieces of equipment couple A and B together The two train cars had been coupled together. couple A (to B) CDTV uses a CD-ROM system that is coupled to a powerful computer.
  2. 2[intransitive] (formal) (of two people or animals) to have sex
  3. Phrasal Verbscouple somebody/something with somebody/something
See the Oxford Advanced Learner's Dictionary entry: couple