main ajaAja is informal for Saja It means only, just, merely.|@jade_x aja is synonim from saja or hanya. but aja is placed after a word. hanya is placed before a word. example: Aku hanyaLu main aja nih meanwhile di universe lain nih hp lu main sendiri #ESPORTS #MPLIDS15 #MLBB #EVOS #HALAMAN1. more. View all 18 comments.