din
1. din \'din\ n [ME, fr. OE dyne; akin to ON dynr din, Skt dhvanati it roars] : a loud noise; esp : a welter of confused or discordant sounds 2. din vb or dinned; or din.ning 1: to assail or deafen with loud noise or outcry 2: to impress by insistent repetition : to make a loud noise