Help me.please?

0KAY S0 HERE iS THE THiNG.MY FRiENDS WAS AT LUCNH 0NE DAY AND MY FRiEND DANiKA CAME UP WiTH THiS NAME SHA NAYNAY AND N0W T0DAY 0NE 0F MY FRiENDS SAiD THAT SHA NAYNAY iS S0MTHiNG UAL.iS THAT TRUE? WELL HELP ME 0UT HERE BECUASE i CAN`T BE WALKiN R0UND SK00 WiT A NASTY NAME.S0 WHAT D0ES SHA NAYNAY MEAN?PLEASE HELP ME.THANKS XOXO