1 definition by WaterPoloGirl12

another way of saying "for days". "really good or great" or alot. If a person uses to the moon and back, it is just a greater extent of to the moon
"Dude, I've got a stack of homework to the moon."
" Mac Miller has got it to the moon and back!"
by WaterPoloGirl12 October 8, 2011
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