DuckCorp

DuckCorp Dico

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Found one definition 

  1.                 From English-日本語 (にほんご) FreeDict+WikDict dictionary ver. 2022.11.18:
                

    
                
                  
    swinger //ˈswɪŋə(ɹ)// <n>
スインガー
person who practices swinging