From Longman Dictionary of Contemporary Englishpiggy in the middlepiggy in the middleBritish English a) informalEFFECT/INFLUENCE someone who is involved in an argument between two opposing sides, but does not know who they should support What have I got myself into? I’m piggy in the middle between Guido and Silvia! b) DGOa game in which two people throw a ball backwards and forwards between them, while a third person in the middle tries to catch it SYN keep-away American English → piggy
