beats me Share definition Flag A phrase meaning 'i dont know.' Usually used when some one asks you something you should know, or when your particularly clueless about any situation. person 1- "Wow, how did you get that bruise?" person 2- "Beats me!" beats me by Nemrem February 20, 2006 0 0 Get merch Get the beats me mug. Buy Now — $32.95 See more merch